Ülfet, an unmarried mother, is forced to give up her son and hands him to her brother, Kudret, after the baby is born. At the same time, Kudret’s wife Meryem also gives birth to a baby boy. Kudret puts Ülfet’s son next to his own child and declares them twins. Neither Ülfet nor Meryem is aware that one of the children is actually Ülfet’s and as the years pass and the boys grow up, even Kudret is unsure which boy is his real son – Şahin or Yusuf. The only person who knows the truth is Fikret, Kudret and Ülfet’s mother. But how much longer will she be able to keep this secret?