You'd been swimming at the local pool, when the lifeguard suddenly falls dead to the ground with a knife in his back. Everyone else gets out of there, but your attention is on the person who stabbed the lifeguard; one of the Remnants Of Despair, Aoi Asahina. You'd been classmates before The Tragedy ended up with most your classmates becoming Despair. ''And then there were two.'' She grins.