Tounome, invisible man and private eye, is the owner of a detective agency and boss of a small set of essential employees. With his dapper suits and kind nature, the last person Tounome expects to be flustered by is his blind receptionist, Yakou, who can always tell when he's near. Charmed by her, Tounome is determined to win her heart! They may be officially dating, but Tounome's confident displays of affection have Yakou reeling!