Unlike Sadie, who fell in love with Olivia at first sight, Olivia is not pleased with Sadie's playful approach. Despite living in the same town, attending the same school, and even being next-door neighbors, the two have maintained an ambiguous relationship as neighbors and friends. However, as graduation approaches, they become project partners... "Why am I your partner?" "Because you sat next to me." Will Olivia be able to complete the project and finish her remaining high school life perfectly with Sadie, who takes everything lightly?