Complex sentence: Vika is extremely jealous of Julia and wants her to go away; the next morning, Jack and Julia return to the crash site but are captured by Scavs, who reveal themselves to be humans.
Split into simpler sentences: Vika is extremely jealous of Julia and wants her to go away. The next morning, Jack and Julia return to the crash site but they are captured by Scavs, who reveal themselves to be humans.