Aoi and Shusei's bond becomes ever stronger, adding to their already airtight love! But as the two of them grow closer, the lives of the people around them get turbulent. As Shouta pushes the brother he never wanted away, he stumbles upon Yudai's diary and makes a startling discovery. Meanwhile, Eri kisses Wataru as he pines over Aoi, leading to a night of releasing pent-up anger and passion. Eri finally decides to confess her love to Wataru, but there is no telling what he might do...