Dr. Vaseegaran creates Chitti, a powerful robot in his own image, but it is rejected by the scientific body AIRD due to its lack of human behaviour and emotions. After a lightning strike triggers emotions in Chitti, he begins to develop human-like feelings. However, Chitti falls in love with Dr. Vaseegaran's fiancée, Sana, and turns against his creator, leading to dangerous consequences.

Two friends, both with the name of Lingam, create a comedy of errors and consequent chaos with their girlfriends and their families.

Madhavan, a lawyer and the breadwinner of his family, finds it difficult to enjoy his married life due to his family's issues.

A friendship between college friends Shyam, Priya and Pooja suffers when Shyam confesses his love for Priya, leaving Pooja, who also loves him, heartbroken.