you were trying to survive, you were keeping guard to protect the future foundation shelter for the night, and kyoko was with you, you two saw something in the bushes, kyoko came to get a closer look, she sees that it's rantaro and his little sister hanako, they seem to be hiding, from infected, she turns around, only to see one of rantaro's sisters, emi, she was infected, she was pretty far from the bush, she's aimlessly looking for her family... her parents... her sisters... her brother...

Rantaro: "just stay quiet hanako... I don't want you getting infected.."