What will happen in Siyah Kalp Season 1 Episode 20?

Finally, he reveals the big secret. Now everyone learns that Bünyamin is Samet's son. While Bünyamin gets sick from what he hears, Samet's only concern is not to lose his chance to be a donor. With his father's illness on one hand and the new truth emerging on the other, Cihan tries to solve his family problems again. Melek feels sorry for him. It will be impossible for them to hide their feelings from each other now. Sevilay is now free because she divorced Cihan. Nuh plans to propose to her. They both want to be happy together, but new problems will arise. Sumru gets the chance to ask Samet for an explanation. Although Sumru is surprised that she has not seen the truth for all these years, she will now stand on her own two feet and be with her children.