Is it normal that my girlfriend wants to have intercourse with a girl
theres this girl who is a lesbian and shes friends with and she has been kinda flirting with my girlfriend and i kinda find it attractive and am ok with it, but at the same time i feel confused.. i'm 18 and shes 19 and she says she'll only do it if i approve and also said we might have a threesome which i'm curious about.. shes also my 1st girlfriend. what should i do?