Siyah Kalp – Sumru abandoned her children at a young age and built a new life and family for herself. Melek and Nuh discover their mother’s identity through their grandmother’s final words and set out to find her. Now married to Samet, one of Cappadocia’s wealthiest businessmen, Sumru continues her lavish lifestyle with the children she had with him. However, she has different plans for Cihan, Samet’s son from his first marriage. As Melek and Nuh seek to confront their mother, their paths unexpectedly cross with Cihan and his unwilling fiancee, Sevilay.