Gomsi

High schooler Sohee Ryu once suffered through a debilitating illness as a child, but she has since recovered and now lives a relatively normal life. The same cannot be said for her younger sister, Ayoung, who remains chronically ill. While Ayoung is deeply devoted to her older sister, Sohee finds her sister’s constant presence increasingly suffocating. Following a single unsettling incident, the bond between them begins to splinter, leaving the two trapped in a web of growing tension and unease. Original Webtoon: Naver Webtoon, Naver Series

A psychic high-schooler Tae-rin discovered the story of a ghost one day. After that she realized, humans are more dangerous than ghosts. Tae-rin then decides to help the ghosts get rid of their grudges with her childhood friend, Chang-woo.