When Koki's mysterious older brother Yoji shows a blossoming interest in her, Tanpopo finds him hard to resist. In order to give her feelings for Koki a rest, Tanpopo quits the Gardening Committee, and without her the club falls apart.
Tanpopo has her hands full when her friends start aggressively recruiting her to rejoin the committee and Koki expresses his true feelings for her. As usual, it is up to Tanpopo to make sure everything comes up roses!