"I" came to stay at her house today. I slept with her in her room, but suddenly woke up in the middle of the night. "I'm thirsty..." I get out of bed and head to the kitchen. Hmm? What's that?" When she went to check on the situation, her sister was tying herself up with a hemp rope. - And I decided to start training her sister who shows off and seduces masochism masochism.