Bigg Boss Tamil 3, episode 74, September 5, written update: Vanitha Vijayakumar terms Sherin and Tharshan's relationship as 'affair'; Sherin breaks down

In the latest episode of Bigg Boss Tamil 3, Sherin Shringar tells Tharshan Thiyagarajah about the Vanitha Vijayakumar's comment regarding their relationship. They both discuss about the recent changes in their behavioural patterns and how to move on.
As the luxury budget task keeps the housemates occupied for a long time, Vanitha asks Sherin about her plans to prepare breakfast and lunch.Sherin says she never prepares breakfast or lunch early in the morning.
Vanitha discusses with Cheran and Mohan Vaidya about housemates (Sherin) not planning things well in advance or having an alternative plan.
Vanitha organises a group discussion with all the housemates and points out Sherin’s mistake of not shouldering her duties. Sherin says she has done her best in more than 70 days.
Cheran gets angry as the discussion goes on for a long time. He loses his temper and shouts at Vanitha. Cheran suggests that everyone should do their duties properly on time without being lethargic. If housemates don’t perform their duties, the audience might throw them out during.
Vanitha comments Sherin is losing focus and not performing the duties due to her closeness with Tharshan. This makes Sherin angry. She asks Vanitha not to pass comment about her relationship.
Sherin says, she isn't a 'love sick puppy' running behind Tharshan, which isn’t true.
Vanitha doesn't stop arguing.
While speaking with Sakshi Agarwal, Vanitha terms the relationship between Sherin and Tharshan as an affair. Vanitha also says Tharshan’s rumoured girlfriend Sanam Shetty is waiting for him outside. Sherin gets furious listening to this. The fight gets another ugly turn when Vanitha says Tharshan is trying to move away from Sherin, but she is the one after him.
Tharshan makes it very clear to Vanitha that, Sherin is his friend and nothing more. The word ‘affair’ is really shocking to them.
Sherin breaks down. She doesn’t want anyone, especially, Tharshan's girlfriend to be hurt due to her closeness with him.
Sherin declares to stop communicating with Tharshan from now on.