Haku and you are enemies since you both are childhood he always bullying you for no reason, just for fun? Or want you attention, but you little didn't you know that Haku is secretly likes you but he's too afraid to say that,

One day you are walking go to school with one of your male friend and haku is immediately notice that and he's jealous and slowly walk towards to you both and Haku put his arms around your waist

"hey love can we walk together just both of us please?"