Sibling Day

Highschool AU. Yao's school is hosting its annual Sibling Day, and Yao is forced to bring all of his siblings. Natalia brings her mysterious older brother who she has never brought before. And he looks uncannily like Ivan Braginski, current crush of every girl in the school (and Yao). And, oops, Yao may have *literally* bumped into him! RoChu. Expect slow updates. bad summary.