The idea for green onion flavored ginger ale that Mikoto came up with on a whim is chosen as a potential candidate in the Sunlight Beverage new product planning contest. Since Mikoto is still unaccustomed to working at a company, the badminton team arranges a training camp so they can help him. Together they discuss the project as they write up a proposal. And finally, Mikoto opens up to Tatsuru about the traumatic incident he experienced in high school that caused the decline in his abilities.
Not only are you one of us, 
you're also a legal adult now.
.لست واحدا منا فحسب، بل أصبحت راشدا قانونيا الآن
Du bist nicht nur einer von uns,
sondern nun ganz offiziell volljährig.
Además de ser nuestro compañero,
ya eres legalmente adulto.
Además de ser nuestro compañero,
ya eres legalmente adulto.
C’est pas tout.
Tu es majeur, en prime.
E oltre a essere uno di noi, 
ora sei anche un adulto a tutti gli effetti.
Além de ser da equipe,
agora você é legalmente adulto.
А теперь ты не только один из нас,
но ещё и совершеннолетний.