Manga

Hello, can you guys help me find this manga.
Its a Bl manga

The bottom has a Blonde hair ? is an idol
I think its not blonde because manga is black white.
And the top has a black hair.

Before became an idol, the bottom almost sleep with seme but stop in half way when seme find out he is underage.

And after that seme told uke "i hope u find a cool boyfriend?" Or something like that

And then years laters the uke became an idol and the seme became his bodyguard.

Please help me.

I think its a new manga around this early year with 4-6 chapter?
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