LITTLE KNOWN FACTS ABOUT OSHI NO KO MANGA.

Unbeknownst to him, Aqua's fraternal twin sister, Ruby Hoshino, is definitely the reincarnation of Sarina Are likelyōji, amongst Gorou's people who was a lover of Ai. 4 yrs later on, Ai is murdered before the twins by the exact same lover who killed Gorou. The lover later on commits suicide, but Aqua deduces the murderer might have had his and Rub