The so-called montage is to fuse the fragments together by synthesis, which makes people mistakenly think that this is what happened originally when watching the fused finished product. This is called montage.

In the movie, we can see that the man and his father actually bought tickets on the way to send the car to the water, and then they took the whole family to step on the spot again the next day, and they also deliberately talked with people, using the intention of talking to deepen their impression and make people think that this is the truth.