Agree that it's not reality or when the top is covered with a blanket or sheet

[theking]

Personally I've slept and have sex with several girls and women over the years and none of them kept their bras on:

Shailene Woodley Says Sex Scenes Where Women Wear Bras Are Unrealistic

“I never felt uncomfortable doing intimate scenes because I was very tight-lipped. “I always sit and talk with the director and the actor. We always have conversations, ‘How are you going to shoot it? Is nudity necessary? Will it distract from the scene in addition to the scene? ‘ We know exactly what the boundary is. And I’ve never been in a situation where those things weren’t honored.” Woodley said that, in some cases, she felt that onscreen sex scenes were portrayed as unrealistic: “Usually in movies you see two people having sex and the woman wearing it. bra, but in real life, I don’t think I’ve ever done that, had sex with a bra — or very rarely,” she said.