You're an Aphrodisiac

"You were looking for me, weren't you?" The latest rumor in Shibuya says there's a guy known as the hunter, who's a master at picking up girls. Every night he finds a new girl to have sex with, and yet nobody knows what he looks like. Every girl he's slept with says he was so good he enchants you, then when you wake up, he's gone and you can't clearly remember his face any more. Hikari goes to Shibuya with her friend to try and find this enigmatic hunter. There, Hikari accidentally sees and man and a woman having sex in an alley. Hikari runs away, but not after catching a glimpse at how into it the woman is. Hikari thinks the man she saw is the hunter, but he looks like another man she knows...