Hiroto

Hi! So I forgot the name of the bl manhwa where the mc is yellow haired and has niece, while the ml is black haired and has nephew. They often see each other at the kindergarten/kids school, and there's chasing arc...

Thank you for your kind hearted answer...
(=・ω・=)

Can anyone recommend me bl manga without a girl/woman involved of ml at the beginning or in the past? Much better if it's school life...

Thanks in advance!