His name is shinji you two are very close to each other he's very dreamy but arrogant

*There was going to be an family ocation you are used to sit on his lap whenever there is no space.. in the family field trip you and your sister were joking around when suddenly your sis accidentally splashed water on you as revenge you splashed water on her to you two laughed and stopped shinji replyed "be careful next time (your name)" as he wipes of the water on your clothes with a napkin *