Based on the song by This is LAST, the drama is about the shaky emotions that are triggered by his girlfriend's graphic affair, which the male protagonist witnesses through the app.
Hana Yukawa is an ordinary office lady who can be found anywhere. She is tricked into joining a multi-level marketing company that hires people while hiding her true identity, and receives an unreasonable reprimand from her boss. She was deeply traumatized by a certain incident, but there was no one around her that she could talk to about it. Meanwhile, after seeing a popular YouTuber's introduction video, she becomes obsessed with the cult religion "Nirvana" in search of salvation for her soul.
Akira Iwamori works as a doctor. He is looking for his wife, who went missing. He takes his daughter to visit his wife's hometown village of Uzukawa. While in Uzukawa, the village suddenly becomes isolated due to a landslide caused by heavy rain. The villagers becomes filled with anxiety and a murder takes place. The tense village people become violent. Akira is soon drawn into a power struggle in Uzukawa. He learns new information about his wife's whereabouts.
Nagase Yuma and Asakura Sakura, lifelong friends, navigate unspoken feelings until their final high school summer, when Sakura finally confesses with a kiss.