A disastrous great flood sweeps the planet. On what may be the last day on Earth, a desperate fight ensues to save a child from a flooding apartment.

Years after filming a viral documentary in high school, two bickering ex-lovers get pulled back in front of the camera — and into each other’s lives.

Ja-yoon is a high school student who struggles with memory loss after she endured some unknown trauma during her childhood. While trying to uncover the truth, she is unwittingly dragged…