The Undertakers

Sang-jo who has a superpower to see the death's soul, quitted the detective and he 's working for undertaker. His ability makes him to investigate the truth behind people's deaths. One day, A high school girl, Se-eun leaps to her death from the high building. Sang-jo doubts about her suicide and starts investigation that case, and he finds out unexpected secrets behind her death...

Selected season 1, episode 1.