Single mother Tu Tieu secretly thought of leaving uri: after the days the child was no longer there

A man cares for a woman named Thuy Tieu after she suffers a miscarriage. After a doctor reveals that the miscarriage was caused by a powerful abortion drug, the man suspects foul play and begins an investigation. While he manages his business affairs and deals with staff resignations, he returns home to discover that Thuy Tieu has mysteriously vanished.