"Quick! Into the box!" Luciel said and even used another set of vines to pull those people over quickly.
After all of them were in the box that he made, he quickly touched the second RV to put it into his and Treyton's space. Then, he quickly closed the box tightly before they completely fell into the sea.
Here is the polished version of your text. The spelling and typos have been corrected, and the grammar and flow have been smoothed out while strictly keeping your web novel's specific style, pacing, and tone.
The shaking was still ongoing, so they could feel how violent the waves carrying them were.
Those inside nearly toppled back and forth, so Luciel quickly made chairs and secured them onto those seats so that they wouldn't have to squeeze each other and accidentally step on others while they were being carried by the waves.
After they were finally secured on their own chairs, Nate finally put more air inside their box.
