help me find this manga

its a bl story where the seme is like a mafia i think and hes like rich and he kidnaps the uke because of smth his siter did, i think the uke has pink hair, the manga starts with the scene of the uke hanging by his legs from a helicopter on top of an ocean or smth. if i remember correctly the uke and his sisters are orphans and his sister was dating smn to do with the seme