Learning What My Family Did to Survive the Pandemic

Caution: This Coming of Age Sex Story contains strong sexual content, including mt/ft, Ma/ft, mt/Fa, Lesbian, Heterosexual, Cuckold, Sharing, Group Sex, Swinging, Cream Pie, First, Squirting, Caution,

Coming of Age Sex Story: After breaking down from the pressures of university life, I decided to return home for the first time since the COVID. Only to stumble upon how my family coped during hard time of the pandemic. Then I discovered that my mom and little sister are actually and totally not related to me and my dad. Is this merely a convenient excuse for their actions? Last but not least, they want me to join in!