Office worker Sano has a one-sided crush on his kind and dependable boss, Ryousuke. One day, Sano unexpectedly runs into Ryosuke alone at an izakaya. Nervously, he approaches him, only for "Ryousuke" to give him a meaningful look and lightly touch his hand. “Wait… is he flirting with me?” Sano wonders in confusion—only to realize that this man is actually Ryousuke’s twin brother, Yuusuke! To make things more complicated, Yuusuke quickly catches on to Sano’s feelings for his brother, Ryosuke…! (Source: Sankosha, translated) Note: Includes an extra.