It's bad to pressure people sexually.
Tom is dating Nelly but Nelly is very vanilla in bed and inexperienced.
Tom wants to do some bondage play with his girlfriend Nelly.
Tom asks if Nelly would like to learn about bondage play over time and gives her a book to read on it.
Tom asks Nelly repeatedly to tie him up in bed.
Nelly thinks about it and appreciates Tom's patience and feels closer to him.
Nelly gets very uncomfortable and starts to wonder about leaving Tom.