mvsd00584(MVSD-584) Ten days later, my only beloved sister was broken to the point of collapse. Mizuki Yayoi, a hidden lewd sister who was meant to be my substitute but loved sex so much that she instantly fell for the extremely thick dick of an unparalleled gangster.

Ten days later, my only beloved sister was broken to the point of collapse. Mizuki Yayoi, a hidden lewd sister who was meant to be my substitute but loved sex so much that she instantly fell for the extremely thick dick of an unparalleled gangster.