[Marialite (shida)] The Sullen Kouhai Gets To Have Sex With The Beautiful Office Worker

A sullen kouhai armed with a brainwashing app trades bodies with the busty office worker Ryouko, punishing her until her affection overflows and she can't live without her new lover. What starts as one-on-one discipline and eager blowjobs balloons into a harem scheme, as the schemer pulls her own sister Sakura into a threesome with Yamaguchi-kun, sealing all three as devoted slaves with a kiss. The final reveal shows the mastermind savoring a brand-new gyaru body in a school swimsuit, musing about removing the 'limiters' on her obedient toys — to be continued, probably.