- On Day 0: During the grand premiere on 3 August 2025, hosted by Mohanlal, a total of 20 housemates entered the Bigg Boss house. The contestants, introduced in sequence, were: Aneesh Tharayil, Anumol R. S., Aryan Kathuria, Sariga Kalabhavan, Akbar Khan, RJ Bincy, Oneal Sabu, Dr. Binny Sebastian, Abhilash, Rena Fathima, Ranjeet Munshi, Gizele Thakral, Sarika K. B., Shanavas Shanu, Nevin Cappresious, Adhila Nasarin, Noora Fathima, Shaitya Santhosh, Renu Sudhi, and Sarath Appani.
- On Day 1: All housemates were instructed to nominate two contestants whom they believed should not be eligible for captaincy by applying shaving foam to their faces. However, it was later revealed that the housemates who received the most nominations would, in fact, become the contenders for captaincy. Aneesh Tharayil won the subsequent task and was appointed as the House Captain for Week 1.
- On Day 5: Following a house-wide vote, Abhilash, Dr. Binny Sebastian, and Shanavas Shanu were selected as the contenders for the Week 2 captaincy task.
On Days 3–4: Contestants were required to collect colored coins hidden inside a box. Each coin carried a point value, with some offering advantages or disadvantages. Contestants who collected black coins received minor punishments, while those who found gold coins were initially granted powers related to nominations, although one such contestant was later deemed ineligible for the benefit. A special destiny coin awarded an undisclosed power to its holder.
On Day 8: Six contestants, Aneesh Tharayil, Oneal Sabu, Rena Fathima, Renu Sudhi, Sariga Kalabhavan, and Sarika K. B. were nominated for a mid-week eviction. The nominated housemates participated in a series of strategic, team-based tasks, including:
- Coin Vetta: Nominees selected teammates to earn points through physical and strategic challenges.
- Cold War: A task requiring housemates to stock a refrigerator with common household items; several contestants misinterpreted the rules.
- Kaliyarangu: A performance-based task where nominees acted as judges for skits performed by fellow housemates.
- Kayyookkullavan Kaaryakkaran: A buzzer-based game allowing contestants to steal points from each other; during this task, Aneesh stole 11 points from Oneal.
| Housemate | Mid-Week Eviction Points | ||||||
|---|---|---|---|---|---|---|---|
| Task 1 ( കോയിൻ വേട്ട – Day 9) | Task 2 (തണപ്പ് വാർ ടാസ്ക് – Day 10) | Task 3 (കളിയരങ്ങ് – Day 11) | Task 4 – Round 1 (കയ്യൂക്കുള്ളവൻ കാര്യക്കാരൻ – Bonus Points) | Task 4 – Round 2 (കയ്യൂക്കുള്ളവൻ കാര്യക്കാരൻ – Bonus Points) | Total | ||
| Aneesh | 1 | 3 | 2 | +9 | +2 | 17 | |
| Oneal | 3 | 6 | 4 | -9 | -2 | 2 | |
| Rena | 6 | 5 | 3 | 0 | 0 | 14 | |
| Renu | 4 | 4 | 5 | 0 | 0 | 13 | |
| Sariga | 5 | 2 | 6 | 0 | 0 | 13 | |
| Sarika K B | 2 | 1 | (Disqualified) | 0 | 0 | 3 | |
On Day 11: Oneal Sabu and Sarika K. B. were temporarily suspended from the main house and moved to a secret room known as the “Dead Zone” for a period of 48 hours.
On Day 14: 3 selected contestants were given bicycles and required to ride continuously around a circular track. The objective was to force opponents out of the track without exiting themselves. The task was conducted in two rounds, with one contestant eliminated in each round. The last remaining contestant on the track was declared the new House Captain.
- On Day 8 (Part 1): Aneesh Tharayil, Oneal Sabu, Rena Fathima, Renu Sudhi, Sariga Kalabhavan, and Sarika K. B. were nominated for the mid-week eviction process.
- On Day 8 (Part 2): Adhila Nasarin, Noora Fathima, Akbar Khan, Anumol R. S., Aryan Kathuria, RJ Bincy, Dr. Binny Sebastian, Gizele Thakral, Nevin Cappresious, Sarath Appani, Shaitya Santhosh, and Shanavas Shanu were nominated for the second week’s eviction process
On Days 16–18: A multi-day task was conducted, in which the housemates were divided into two teams. The teams competed in a series of sub-tasks, including Yum-Yuck, Animal, and debates to gain access to the Panippura area and retrieve their personal belongings.
On Day 22: 3 selected contestants were each asked to stand within individual circles containing toy hens. The objective was to throw all the hens from their own circle into the circles of the other two contestants. If any toy hen landed outside the designated circles, the contestant was required to retrieve it and throw it again. At the end of the task, the contestant whose circle contained no hens or the fewest—was declared the House Captain for the week.
On Day 15: Akbar, Anumol, Oneal, Rena, Sarath, Sariga PG, Sarika KB, Shaitya, Shanavas were nominated for the third week’s eviction process
On Days 22–25: The task granted complete control of the house to two selected contestants, who acted as rulers during the task period. Similar to monarchs, these contestants held the authority to make decisions and command the other housemates throughout the duration of the task.
On Day 27: 3 selected contestants were tied together by their legs with a rope and competed against each other. The contestant who untied the rope first was declared the House Captain.
On Day 22: Abhilash, Adhila, Aryan, Binny, Noora, Oneal, Renu were nominated for the fourth week’s eviction process
On Days 30–32: The task involved contestants being divided into teams, with the objective of protecting their own caps while attempting to snatch the caps of opposing teams.
On Day 36: 3 selected contestants were each given a box containing balls of four mixed colors. The task required them to quickly separate and arrange the balls by color into four distinct lines. The contestant who completed the arrangement fastest was declared the Week 6 House Captain.
On Day 26: Akbar, Binny, Oneal, Rena, Aryan, Renu, Shaitya, Shanavas, Adhila, Noora, Sharath, Abhilash, Anumol, Aneesh and Gizele were nominated for the fifth week’s eviction process
On Days 37–39: The first task involved contestants acting as factory workers tasked with producing a specific number of chappals for the factory owner, Noora Fathima. The owner rewarded contestants with gold coins for best performance and black coins for weaker efforts. The second task was a circus-themed challenge, where contestants performed skits and were similarly awarded coins based on their performances.
On Day 43: Selected contestants were each given a box full of stickers and tasked with running in lines to paste the stickers onto a board placed at a distance. The contestant who pasted the most stickers on the board was declared the House Captain for the week.
On Day 36: Aryan, Praveen, Lakshmi, Mastani, Sabuman, Akbar, Nevin, Aneesh, Abhilash, Anumol, Rena, Binny, Adhila were nominated for the sixth week’s eviction process
On Days 44–47: The Bigg Boss house was transformed into a hotel for the task titled BB Hotel. Housemates were assigned various staff roles, including Manager, Chief Chef, Assistant Chef, Security Guard, Housekeeping, Waiters, Janitor, Assistant Janitor, and Entertainment Performers. Additionally, a guest portrayed a bankrupted visitor who was required to follow instructions from the Manager and Chief Chef. Throughout the task, surprise guests from outside visited the hotel and provided tips to the housemates based on their performance.
On Day 47: 3 selected contestants were each given a podium with sheets of paper and tasked with making paper airplanes. The playing area was divided into three airport zones: Trivandrum, Kochi, and Kannur, each awarding different points based on distance. Contestants earned points by landing their airplanes in these zones, and the participant with the highest total score was declared the House Captain for the following week.
On Day 36: Adhila, Aryan, Binny, Lakshmi, Nevin, Noora, Rena, Sabuman, Shanavas were nominated for the seventh week’s eviction process
On Day 50: Abhilash, Adhila, Akbar, Aneesh, Aryan, Binny, Gizele, Jishin, Lakshmi, Sabuman and Shanavas were nominated for the eighth week’s eviction process
