CHRV-138 — The Capital Is Closed Down In 20Xx! During The Curfew, What Happened In The Closed Room Of A Father-Son Household With Only The Father, Brother And Sister? The Sister's Huge Breasts Are Worth Seeing! K-Cup 122Cm Shiorin

One day, my father and brother were looking out the window of a high-rise apartment and talking about how something was strange about the city today, when suddenly my sister came running in! It seems that Tokyo has just been suddenly sealed off... The entrance to the apartment building is also blocked off and guards are watching... Naturally, the elevator doesn't work and the emergency stairs can't be used... What on earth will happen next...