Cloudburst
Fake Romance
Uke came from a wealthy family, as a child he met seme whose parents died and ukes parents kinda raised seme. Uke was close to seme as a child and saw seme as his younger bro. Seme was smart, handsome and heir material, uke growing up being compared to seme and ukes scum dad shows bias towards seme and outward hate to uke, uke hated seme The scum dad planned to adopt seme in a party but his so uke planned to seduce seme since uke knew seme likes him and make seme reject adoption.
Reunion
Uke from poor family wants to treat his mom but too poor, was given a deal from semes dad as uke pretend to be a girl who is important to semes dying grandpa, uke was willing for his mom and he happen to be neighbors, almost family, of this girl who was dead. Uke went to grandpa and happily shares his memories with grandpa, while in girls guise. Seme who loves grandpa always reveals fakes as seme knows his dad's greed but slowly fell in love with uke. Seme cooperates to fake engagement for grandpa's happiness. 7 years later Uke and seme meets, with seme had an accident where he forgot the summer he spent with uke and grandpa, had a deal with uke to regain semes memory
Room to Room