Danganronpa V3 Killing Harmony is a visual novel that takes place at Hope's Peak Academy, where students are trapped and forced to participate in a killing game. The story follows the main character, Takuto Maruki, who has taken over as the teacher of the class tasked with defeating the student who killed his predecessor. As the game progresses, the player is presented with choices that affect the story and its multiple endings.
The gameplay in Danganronpa V3 Killing Harmony involves exploration, investigation, and social interaction. The player must analyze clues, interview students, and engage in conversations to uncover the truth behind the murders and the reason for the killing game. The game also features a battle system where players can use special abilities and items to defeat enemies.