Kobayashi Senpai wants to be a girl

"I just wanna try havin' a multiple vaginal orgasm!!!!!"

Self-proclaimed hot bartender Fumihiro Kobayashi wakes up one morning to find his body has changed...into a woman's! He totally can't swallow the situation but he gets dressed up anyway and heads out to his work kouhai's place. He has just one goal...to get fucked as a woman!!!!!!!!
But his kouhai Takatsu's shocking confession results in an unexpected problem...?!!

(Source: Kaiohsha, translated)

Note: Includes one extra chapter.