What do you call it when:

A. You find someone cute.
B. You get on well with them.
C. You want to protect them even though they're a boy.
D. You enjoy their company.
E. You think of them at night or when you wish to daydream.
F. You want to help them as much as possible.
G. You actually wanna cook for them even though you know you're bad at cooking.
H. You're happy watching over them because they make you smile so much even if you're not the one he's talking to. Just seeing him happy makes you happy.
I. You're happy when you get to hug them.
J. You're shocked when they hug you.
K. You spend almost all your time talking and/or being with them,
L. He arranges to meet you to walk to class and it makes you smile a lot.
M. You feel slightly dokidoki in your stomach when they hug you or poke you or tickle you.
N. Yet you know they've got someone who's in a country far far FAR away (going back to Letter H.)
O. Even though you just walk beside them without passing a word between each other, you're happy.

What do you call it?