C45 Voluntary Margaret
Anson had a virgin complex, so he was disgusted with Margaret, who had lost her virginity.
However, Anson could choose to have sex with Margaret, and he didn't have to be responsible for it. However, when he saw how anxious Margaret was to have sex with him, he didn't want to do it at all.
With his current status and identity, he had plenty of ways to embarrass Brook Collins. Therefore