Back in Japan... (Love is War x Malereader)

(Finished Season 1) Y/n L/n is a childhood friend of Miyuki Shirogane and Kaguya Shinomiya. He was always there for them if they needed help the most, but his parents had to move to America because of their work. So Y/n said goodbye to them and went to America. But now, when he moves back to Japan to learn that his...