Ibuki Karen is an incredibly beautiful genius who excels at everything she tries. Confident and strong-willed, she had been living boring, unfulfilling days. One day her brother forces her to play the VRMMO "Grimoire Fantasy," where she dives in as the angel Eve and starts enjoying the game. However, she suddenly receives a video of her own avatar getting fucked and moaning shamelessly: "I love it! Do me more... Push it deep inside Eve and make me cum so hard...!" Even though she has no recollection, she falls victim to pleasure training through blackmail, with nowhere to escape in either the game or the real world as her mind gradually melts...