Hideaki and Hideki Ando are twin brothers. The twins were really close and they used to do everything together, Hideaki is the oldest twin who enjoyed being around his twin brother but he wants to try something new and wants to open up to other's instead of just sticking with his brother and only needing eachother. Hideki the youngest twin is obsessed with his big brother and only wants Hideaki to only love him and nobody else.... "Big brother is mine! and only mine!"