"This QUELL's song. Our song."

Izumi Shu, who once worked as part of a national idol unit, has been  busy lately promoting the drama he's starring in. Meanwhile, in order to catch up to their leader, Horimiya Eichi, Kuga Issei, and Kuga Ichiru, the other members of QUELL, devote themselves to their work and lessons.
I want the four of us to 
compose them together.
أريد أن نؤلّفها نحن الأربعة معاً
Quería que compusiéramos los cuatro.
Quería que compusiéramos los cuatro.
j’aimerais qu’on les écrive
tous les quatre.
Vorrei che noi quattro le componessimo insieme.
Quero que nós quatro a criemos juntos.
Я хочу, чтобы мы написали
их вчетвером.