So we actually have a few case studies of what someone HAS done in the BNS Larp book storylines. I say "lines" because honestly it feels that Masquerade and Apoc went in very different directions, with Changeling going more along with Apoc. But, to sum them up succinctly:

Masquerade: everything happened as in canon up to the Red Star and a bit after. However, this turned out to be a False Gehenna, though the Hunters made many think otherwise. The hunters hit hard across the lines and the Sabbat and Camarilla entered into a detente of sorts to lick their wounds (the...