Stepads join teen tables for dinner

In this film we have stepdad who has just lost his wife and is doing a good job bringing up his 13 year old daughter on her own, but what she doesn't know, is that he has a 18 year old teenage boyfriend to also look over, who swap sex, you know how teenage boys are. When he is into it stepdad suggested that they do a twist, an experiment, which is swapping with girlfriend, for a 4 some sex hot tag and try new things on her.