When I was seventeen, I attended a lock-in hosted by my church’s high school youth group. For those of you who did not participate in Christian youth groups as youngsters, a church lock-in is essentially a big supervised slumber party that usually takes place on church grounds. It’s not that different from any other slumber party attended by teenagers since whenever sleepovers became a thing: there’s pizza, snacks, music, movies, and a general lack of…