Jin Minase, a dedicated student, finds his routine disrupted when he repeatedly encounters Hirukawa, a classmate from a rough neighborhood. Their unexpected interactions make Jin question his own life choices.
The drama tells the story of a group of seven university students who travel to a deserted island where a strange decagonal mansion stands. It was the scene of a grisly mass murder six months earlier, and events soon turn ominous.
Jun and Yoriko are a couple living in the same apartment. Always busy with work, Sunday is the only day they can spend in each other's company. One day Yoriko decides to "smoke" cook some food. Preparing the food together, waiting for it together, eating together… as long as they're together, they're happy.