Oikawa Tooru is the well-known volleyball captain and setter. With his skills, he clearly had nothing else but volleyball to love. However, that's not true. In his heart was a small girl, screaming, begging to be freed from his grasp. The last thing Uchiyama Sekki wanted was to be involved with the famous Oikawa. Unfortunately for her, there's no escaping the great king. - HAIFIC Series: Book 1 Oikawa Tooru

Kuroo Tetsurou is Nekoma's volleyball team captain. He's tall. He's talented. He's gorgeous. To him, it's all volleyball, Kenma, and his academics, until a worthy rival came into the picture. And it was a girl. Watanabe Shiro. First-Year. Volleyball team. Number 11. - HAIFIC Series: Book 2 Kuroo Tetsurou

HAIFIC Series: Book 3 Akaashi Keiji

HAIFIC Series: Book 4 Shirabu Kenjiro