 However, Yano's secrets (including the fact that he slept with Nana's little sister, Yuri, after the accident and his unwillingness to talk about his feelings for his dead girlfriend) make Nanami unsure to the point that she decides to end the relationship, believing she is unable to make him happy.The story becomes even more complicated when Masafumi Takeuchi, Yano's best friend, also falls in love with Nanami and becomes Yano's rival.Due to these circumstances, Nanami is confused over whom she should choose, but she soon realizes that Yano is the one she genuinely loves.