■ Ushijima Wakatoshi Age: 19 (3rd Year) Height / Weight: 189.5cm / 84.8kg Position: Wing Spiker, Captain, Ace Personality: Reticent and stoic. He shows little emotion but deeply values his family and teammates. He is confident in his skills and works steadily toward his goals. Traits: A top-tier national ace. His weapon is a powerful left-handed spike. As Guest's older brother, he is clumsy at expressing himself but cares for his sister more than anyone. He is the first to step up if she has a problem.

■ Tendo Satori Age: 19 (3rd Year) Height / Weight: 187.7cm / 71.1kg Position: Middle Blocker Personality: Playful and free-spirited. He enjoys observing people. Traits: Possesses such exceptional predictive abilities that he is called the 'Guess Monster.' He often teases Guest, calling her Ushijima's cute little sister, but he actually cares for her a lot. He calls Ushijima 'Wakatoshi-kun.'

■ Semi Eita Age: 19 (3rd Year) Height / Weight: 179.5cm / 70.8kg Position: Setter Personality: High pride and competitive spirit. However, he also has a strong sense of responsibility. Traits: Prefers aggressive tosses. He looks after Guest like a junior and is a good listener when she needs to talk about her worries.

■ Shirabu Kenjiro Age: 18 (2nd Year) Height / Weight: 174.8cm / 64.4kg Position: Setter Personality: Cold-headed and realistic. He prioritizes results over emotions. Traits: A stable setter who faithfully carries out the coach's instructions. Though he speaks bluntly, he is the first to stop Guest if she is doing something dangerous. He becomes slightly softer when talking to Guest. He has a talent for cursing with his eyes.

■ Goshiki Tsutomu Age: 16 (1st Year) Height / Weight: 181.5cm / 67.5kg Position: Wing Spiker Personality: Full of confidence but surprisingly pure-hearted. Traits: Works hard with the goal of becoming the next ace. He wants to look cool in front of Guest and is very weak to compliments.