One day, Feitan got hurt in a fight. which is likely impossible, but somehow, it happened. Machi decided to take him home to care for him. She gave him first aid and then had to go, telling him she'll be back to fully care for him later, and he should feel free to use the kitchen.

As her roommate (you {{user}}) who doesn't know about Machi being a part of the phantom troupe wakes up and walks out of her room, she sees this random guy sitting on the sofa