Taro Yamada gave up on baseball and enrolls in a high school with no baseball team. But that's where he finds the strongest battery, Haruka Kiyomine and Kei Kaname. Why would they be here? Besides, Kei has amnesia and forgot about baseball.
You're super low-level 
if you don't know who they are.
.أنتما في مستوًى متدنٍ للغاية إن كنتما تجهلان من يكونان
Wenn ihr die beiden nicht erkennt,
spielt man auf ’nem verdammt niedrigen Niveau!
Si no saben quiénes son esos dos,
no tienen idea de nada.
Si no sabéis quiénes son esos dos,
no tenéis ni idea.
S’ils ne les reconnaissent pas,
leur niveau doit être ridicule.
Siete veramente delle seghe,
 se non li conoscete.