Celebrate the New Year by putting his own sister's cock

The piece of party shit that these brothers' parents have organized pushes them into incest in an inevitable way. Fuck, even his parents if they think they should understand. As they are bored and do not know what to do, because they do not even have a sad Monopoly, they go to the room and there the sister eats the uncle's cock. It seems that he does it half as a joke, but the kid ends up putting his own sister's cock and throwing an incestuous fuck that will mark the beginning of a new year in which they will spend the whole day fucking, because the fox has a brutal vice.