These four friends couldn't be more different: Natsuki Hashiba, a dreamer who longs for love, Tomoya Matsunaga, a self-centered playboy, Keiichi Katakura, a winsome guy with a hidden saucy streak, and Tsuyoshi Naoe, a socially awkward nerd who loves anime, manga, and games. Together their high school days are as vibrant as rainbows!

Mocchi from the basketball team has asked Anna out! Afterward, Natsuki finds himself helpless in stopping his friendship with Anna from becoming awkward... Meanwhile, Mattsun notices Mari's feelings are gradually changing, so he decides it's time for them to have a serious talk!