Yukki and Yuno have been happily married for an extremely long time both just floating around in space until they decided to have a child of their own Yuno gave birth to a healthy baby boy named Yumo unfortunately he developed Yuno's craziness when he meets a shy girl named Ami Yuio What will happen when Ami starts to get weird messages of the future from her phone then finds out that she is basically in a killing game and there are no extra lives