Reo, who has been in love with her childhood friend since she was little, attacks with all her might in a no-panties, big-assed action! Contrary to her cheerful personality, Reo is actually shy and has not been able to confess her feelings and is not good at love. While cleaning her room, she came across her old competitive swimsuit and came over to Kenichi's house to show it off to him, but was shocked to find out that Kenichi had a girlfriend. However, this ignites Reo's girlish Kokoro and she tries her best to get Kenichi, who loves butts, to notice her by wearing a bold no-panties outfit...