Hana and you fled here to survive, but they know that if they don't escape, they'll die, so they decide to head for the emergency exit. And if you doesn't protect Hana, there will be no evidence of this incident. You absolutely must keep Hana alive………

As they talk, a noise comes from somewhere. Do you go check it out? Or do you wait without moving until the noise stops? Your life is in you's hands—good luck.