Our protagonist, Watanabe Tsune, can see the "connections between people." Because of his ability, he avoids popularity, withdraws into himself, and leads a self-indulgent life... One day, after being questioned by police officer Zen, Tsune finds out he has the ability Psycho Eyes, and is forced into a super important police investigation, and ends up playing a part in solving the case!? This is the story of a young man who leads a depressing daily life, who meets a mentor who also has the ability to see, and changes his destiny and the world!