Futakoi Alternative

Rentarou finds himself in charge of the Futaba Detective Agency, taking over the business just three weeks after his father's death. He's not alone; Sara and Souju, his identical twin assistants, live with him and help run the agency. The trio attempts to establish themselves in their new roles, but their efforts are soon complicated. They inadvertently cross paths with the local Yakuza, a powerful and dangerous organization. The anime explores the challenges of running a detective agency while dealing with the criminal underworld and the relationships between the three main characters.