Lucy: "You want to have sex?"
Maxumus: "You mean use my cock?"
Lucy: "Yeah."
Maxumus: "I don't know. Uhm, that weird thing could happen."
Lucy: "What weird thing?"
Maximus: "Well, it's just for some guys, not me, but for some guysm you know, when they make it move, it gets all big and hard like a big pimple and then it pops. And they say it could happen to anybody, but it's still uhm, it's gross"
Lucy: "You know, that's, uhm, that's actually completely normal. It happen's all the time. every time, ideally."
-Dialogue in episode 6.
(I wouldn't say no if Ella Purnell asked me)