Juri Yukawa lives with her NEET father and brother, her retired grandfather, her sister (a single mother), and her young nephew. One day, her nephew and brother are kidnapped for ransom. With only 30 minutes to meet the kidnappers' demands, Juri realizes there is not enough time to prepare the money. She decides to head for their rescue by herself with a knife in hand, just as her grandfather uses a mysterious stone passed down in the Yukawa family to stop time. In a world where everyone and everything is inert, Juri, her father, and her grandfather run to rescue the two. But at the kidnappers' hideout, they soon realize they are not the only ones who can move about in this still world...