 When Sergei gets some air and attempts to sit, Simon suggests they move out, "because who knows who'll come next and he's almost out of bullets".After the bloodbath at Koron's apartment, Sergei and Simon decide that they could do much better for themselves in Moscow and there was little upside to continuing to work for Sergei Mikhailovich.Deciding to act on an offer from a former colleague from earlier in the movie, Simon and Sergei get out of town taking the heroin with them using it as their "start-up capital".