Seitokai Yakuindomo OVA  

SYD OVA, 生徒会役員共 OAD, 生徒会役員共 OVA

The beginning of Takatoshi Tsuda's second term as the overworked vice president of the student council coincides with his younger sister, Kotomi, starting her freshman year at school. As they navigate their new social circles, friendships form and double entendres are exchanged.