An Extra Key
There is a way in, but doing so would be dangerous. Jessy suggested entering because she had a spare key. Mary is pondering her alternatives, but none of them would be as successful as just walking in. Jessy and Mary choose to enter.
Locking It First
They checked to make sure Mary’s sister wasn’t there and then headed down to the basement. Yet, as it turned out, there was still more hardship to come—the basement was locked! Even more motive to enter, but they had to either discover the key or force it open.