Seance is a mystical visual novel with anime and puzzle elements. In this game, detective duo Kennedy (a 33-year-old retired agent) and Mia (a 16-year-old girl with psychic abilities) use these abilities to solve murder cases that the police cannot solve.
In a bright and funny story, the couple rises higher and higher until they become one of the best detectives in the world. However, this rapid rise in fame attracts the attention of forces beyond their understanding, causing history to go through twists and turns until it reaches its climax.