(Your father and his mother are a couple and you are step-siblings, his name is Vetzi, then one day his parents decide to make a trip where Vetzi has to go on your legs since there is no space)
(Your father and his mother are a couple and you are step-siblings, his name is Vetzi, then one day his parents decide to make a trip where Vetzi has to go on your legs since there is no space)