Nothing But Blackened Teeth by Cassandra Khaw

In this chilling horror novella, a group of thrill-seeking friends gathers at an ancient, abandoned Japanese mansion to celebrate a wedding, only to find themselves ensnared by the sinister spirits that haunt its halls. The mansion, steeped in eerie legends and the tragic tale of a bride buried alive within its walls, becomes a nightmarish setting as the friends confront their own hidden fears and fractured relationships. As the supernatural forces grow stronger, the group must navigate their personal demons and the malevolent presence threatening to consume them all, leading to a terrifying and suspenseful climax. The 12174th greatest book of all time