As Vacation beings, Arun wants to go to Goa but his mother makes him go to Kodangipalayam (Arun's Grandma's place ) where Arun and Sassi begin their adventure.

Arun gets so much over whelming affection and care from his Grandma that he feels very uncomfortable, Sassi is disturbed by the radical shift of affection by his Grandma towards Arun, What will this lead to!?

To get rid of Arun, Sassi tricks Arun into a game with his rival Kavi gang. Will Arun fall prey to the trick or will he succeed.!

In order to send Arun back home, Sassi decides to play Cricket with his notorious rival gang! Will Sassi succeed in his plan ??

As Arun's affection towards Mithra grows stronger, Sassi's adamance to send Arun home also goes strong! They decide to play a game of hide and seek. What will be the outcome of the game?

Arun's mom and sister come to Grandma's place too. Sassi wants to send Arun back with them, Will he be able to succeed in his plan?

Sasi's friends ask Sasi to go easy on Arun. Sasi decides to go easy. But when the friends themselves get in trouble because of Arun, will they keep their stand?

In an emotional outburst, Sasi expresses his hatred towards Arun to the whole family, everybody's shocked and disturbed by his gesture. Will the conflict between Arun and Sasi be settled??

Sasi causes a ruckus in his village, Kodangipalayam and the villagers yell at him and his father for his antic behavior. Meanwhile, Arun lies to his family and travels to Kodangipalayam to help his love interest Mithra.

Arun meets Mithra’s father Maakaali in the hope of convincing him, but to his dismay it worsens the situation. He eventually gets to know that there is bad blood between Ammuchi and Maakaali.

Arun and Sasi talk to Mosanaai Mani in the hopes of convincing him, but their effort goes in vain due to Mani’s stubborn nature.

Maakaali challenges Arun & Sasi to win over Mosanaai Mani in the games organized as part of the village festival, and they accept the challenge. Ammuchi silently plans behind Arun’s back by manipulating Sasi.

Mithra is really pissed off that this whole challenge is built upon her. Arun, Sasi and the team practice hard for the upcoming competition.

Arun convinces his team members and wins the second game against Mani’s team. Sasi tries to ruin the victory, but Arun apologizes to the opposite team and solves the issue.

After two consecutive victories, Arun gets ready to face Mani in the next game with zeal. Mithra escapes from her house to cheer Arun. When a vital truth is revealed by Sasi, it shatters Arun’s confidence.

Flashback unfolds revealing the bonding between Arun and Sasi since childhood. Ammuchi & Arun join hands to help Arun in winning the final game.