Prince-Turned-Idol & the Knight Who Stans Him, Chapter 8

Fate has now brought our former knight and prince together. After many a reincarnation, their love is finally realized. However, they must maintain professionalism, as they're now music artist and manager. And since Takao wants to do right by Hikaru, the two haven't gone any further than kissing. However, Hikaru can't bear moving at such a snail's pace any longer. So, come his 20th birthday, he tells Takao outright that he wants to take the next step in their relationship! So then Takao makes a promise, proposing that the two set a "do" date...!