Futakoi Alternative

Futakoi Alternative tells the story of Rentarō Futaba and his detective agency. One day a set of twins, Sara and Sōju, show up at his doorstep. They move in with him and work as secretaries for his agency.

Futakoi Alternative is a visual novel based upon the Japanese anime television series created by character designer Mutsumi Sasaki and planner & scenario writer Hina Futaba. The show features many of the characters from the original Futakoi, though the story and settings are completely different.