I, who was always used as an errand boy by the delinquents in my class, finally had my house occupied by them! My sister, who had always protected me since we were little, tried to drive them out but angered them and got violated instead. They covered my proud beautiful sister in semen and laughed at her. The nightmare wasn't just one day. My house became their hangout spot and my sister was turned into an obedient meat toilet. At first she desperately resisted, but later she fell into ahegao with an ecstatic expression! I couldn't suppress my loser erection from anger and jealousy…