Mami is the princess of a card shop who seduces and plays with otaku who seem to have rare cards. She approaches the unpopular boys who hang out at the shop with her cheat-level cuteness and exploits their feelings of love to hunt for virgins! She gets close to the otaku and makes them weak in the knees, and then she seizes their rare cards in an erotic, cunning and sly way. She drives the innocent man crazy with her lewd body!