>> no 19. >> 19? why did you guys go along with 21? >> peer pressure. >> peer pressure. >> yeah, peer pressure. i was trying to go against her say 19. four out of five people said no let's go up. >> you went with the rest? >> yeah, because we wanted to get on the show. >> brianna tells me while she clearly knew cheating was wrong, speaking up just got too hard. >> i didn't feel like i had a say because the ones it doesn't feel right. >> she struggles with t. >> a story that rosalyn wiseman, who works with teens on ethical issues, have heard before. it is complicated, because she was trying to, it wasn't working, it head her feel like what is the point of speaking out when i'm just going to be overridden? >> here are your parents. >> i want to be n.