if you mean Ruth, then go to LAGS YouTube channel, he downloaded a video about these animations
Minute 7:40
if you mean the animation next to the girl with green hair then it's a secret one firs do exactly what lags did in minute 7:40 after that complete the objective then return to Mason sister standing near the shopkeeper talk to her till she says " I'm going there " then fly back to Mason and you will find it talk to them and it will be unlocked for you