Opinions on this relationship dynamic? Aka why i hate my boyfriend's gf

•21 yr old man
•New to relationships
•Lives with parents
•Virgin
•Can't drive
•Still discovering themself
•Streamer

•27 yr old woman
•Sexually experienced
•Has two kids
•Lives in another country
•Can't live with him for years
•Wants to fly across the globe and take
his virginity
•Threatens to leave him multiple times
•Streamer

she was originally supposed to be our gf but has severe jealously and hogs him and said she can never love me like that. Threatened to leave if i visited him first, and even said she would probably slit her own throat