Kalyanam Mudhal Kaadhal Varai

Arjun and Vandhana sign the divorce papers. Arjun summons his lawyer Karthik for the custody of Pooja. Ashok wants to celebrate Vandhana's divorce. Priya meets Pooja at the court. Pooja rushes to Arjun on seeing him and requests him to take her home. Manju and Unnikrishnan are in dilemma. Why?