Something in My Room (2022)

Pat just moved into a new rental house with his mother. There, he meets Pope, an amnesiac ghost, and has to help Pope solve the mystery of his death within forty-nine days of Pope’s death. Will they succeed?

(Source: Star Hunter Entertainment Twitter)
(Edit: MissFalling at MyDramaList)

~~ Adapted from the comic “Me and the Ghost In My Room” (ผมและผีในห้อง) by raflael.