Heru and Retno are cousins. They both had some similarities especially in their interest. They were both interested in the mystery world especially Hery who can see dead people in other words he received the sixth sense since childhood. Their relationship often considering as more than just cousins. Retno loves Heru. But Heru doesn't. When they grew up, Heru has a close relation with one girl which is his campus mate. Retno became jealous when she found out that Heru only considered her as a cousin. One day when Retno was returning home, she had a fatal accident and died constantly bringing along her love to Heru. The death of Retno reminds Heru that when they were children, they had a promise. The promise was "Whoever dies first, the dead one must tell to the live one how is their journey of death." The jealous soul of Retno did came back and she fulfilled the promise to Hery.