This honestly made me tear up. Imagining how great he must have felt that his planned worked and choosing that risk paid off.
Holy shit what did he do?? That’s rad as hell!
Since the runway was going to have simulated rain, he wanted to make the outfit become colorful because of it rather than deflect it. He sewed dye into the seams and once the rain hit it the dye ran! Very simple but super effective. He was one of the two winners of that challenge.