Seme goes out with basically anyone, but with the conditions that they don't ask/question him with anyone else (AKA cheating, but it's not a big deal in this...). Uke asks him to go out with him right after he breaks up with this other girl, and for three weeks the uke only says hi or texts, the seme is confused by his lack of clinginess, gains interest in the uke, and eventual awkwardly confesses
Love Works in Mysterious Ways