Karthikeya is a mystery thriller movie set in a temple where strange incidents occur. The protagonist, Karthikeya, uncovers a hidden secret linked to Hindu mythology and a snake that threatens the town. As he delves deeper into the mystery, danger lurks from unexpected sources.

In the sequel to Karthikeya (2014), Karthik faces personal problems which push him to search for the truth. His journey unfolds the power of the ancient Indian belief system and the essence of Lord Krishna within 500 characters.