"8Doors: Arums Afterlife Adventure" is a Metroidvania-style action platformer that immerses players in a narrative inspired by Korean folktales. Players take on the role of Arum, a determined girl who ventures into the afterlife to locate her father's soul. The game features a journey through the '8 Doors of Purgatory', where players encounter wraiths and lost souls while unraveling the mysteries of this ethereal realm.

The gameplay includes navigating through eight distinct areas filled with perilous obstacles and engaging in combat against over 36 types of specters and 21 unique bosses. Players can utilize fluid combo attacks, execute precise dodges, and wield seven different weapon types. Additionally, the game allows for the mastering of various skills and the use of passive abilities, enhancing the overall combat experience.