Astiva is bold movie that highlights the subject of adultery. Aditi was newly married to Shreekant and wanted to spend more time with him, but Shreekant's new work required him to travel places. Completely Lonely Aditi stared learning music from Malhar but ended up having an affair with him and got pregnant.
When she disclosed her pregnancy to Shreekant, he rejoiced and does not listen to rest. Twenty five years later, an incident compels Shreekant to revisit his past. When Shreekant confronts truth to Aditi she accepts her fault and asks for forgiveness.
But will Shreekant with his male ego be able to forgive Aditi?