izuku remembers what his mother said when he was just a little boy, still not presented omega.
«it's a kiss. people do that when they feel happy around their partner or mate. you'll learn about that when you're older, dear.»
and izuku learned about it only during his wedding—
#bkdk katsuki who has a whole album of izuku’s pussy on his phone … videos of him eating izuku’s pussy from izk’s pov. videos of ktsk fingering izk and his pussy squirting.. most esp vidoes of them fucking in missionary n doggy focused on how his cock goes in n out of izk’s cunt