Foster probably if not then a typo for his parents not yuis :3
Yui's foster parents also died tho, the only possibility would be the MC's dad really
Maybe to their graves
!!!! true
It’s common in Kromance to pay respects to your partners dead parents, usually introducing themselves and asking if they can date their child/ saying they will protect them. I’ve seen it in manhwa and also manga.
did he just say "go to the beach and maybe see your parents” - what parents