Seema's father who hosts her birthday party. Was formerly in love with Avik's mother, ending badly. Is blackmailed by Ranjan's uncle and initially urges Seema to marry Avik.
Their unresolved past explains her collapse at the birthday party.
When they were younger, Avik's mother and Bikash were in love, but their relationship ended badly before they married other people.
The blackmail turns the old romance into an active threat.
Ranjan's Uncle knows about Bikash's past relationship with Avik's mother and blackmails Bikash with that knowledge.
Bikash is Seema's parent and attempts to influence her marriage.
Bikash is explicitly identified as Seema's father and hosts her birthday party.
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