Chikyuu ga Owarurashiinode, Ima kara Kimi wo Kankin Shimasu.
地球が終わるらしいので、いまからキミを監禁します。
A 29-year-old office worker named Wakatsuki Shino is set to marry a coworker when, after a night of drinking with her boss, she wakes up trapped in his apartment, supposedly for her safety. The boss claims the Earth is about to end. Shino questions his seriousness. The story is described as a somewhat unusual romantic comedy aimed at adults.