Samus would find that the vine wasn't strong enough to hold her weight, and it would begin coming loose. Unless Samus got off the vine fast, she would fall back to the ground.
Vicky, thankfully avoiding this issue, would herself looking in on an apartment. A quick look at the furniture would suggest that the owner was well-paid. The lack of anyone inside the living room, which Vicky was staring into, or any sounds coming from other parts of the apartment, suggested he lived alone, and had yet to arrive.
The fact that two group members were now climbing up the building, towards the apartment, made the police officers outside even more suspicious, though neither moved to intervene.