In his quest for a bride to break his immortal curse, a 939-year-old guardian of souls meets a grim reaper and a sprightly student with a tragic past.

Ryan King, a recent widower and sports talk radio host ready to get back to work after the loss of his wife. Ryan's alpha-male boss, Stephen, has a different plan in store for Ryan, making him attend grief counseling before returning to the air. A reluctant Ryan finds himself in a support group for "life change," where he meets an oddball cast of characters, all with their own backstories filled with varying degrees of loss.

After seven years in prison, David Collins is acquitted of the murder of his wife. Now, he must fight to rebuild his shattered life while police search for the real murderer.

Sawada Kyoka is a yoga instructor with a rough personality and constantly fights with her father after her mother passed away. Due to having to spend the time taking care of her father, Kyoka doesn't have much time for herself and has very little desire to get married. Meanwhile, Sawada Rintaro is Kyoka's father and works as a freelance lexicographer. After the passing of his wife, Rintaro hasn't been living well which frustrates Kyoka. One day, Rintaro decides to find his second life partner and wants to start a "double marriage life" with Kyoka.

Luo Ran has been investigating the death of his wife with his best friend Ning Yu. They end up getting onto a train headed for C City in order to chase female suspect Jiang Xue. The train suddenly derails mid-journey, and the hundred or so survivors find themselves transported to a ruined city with no living soul in sight, cut off from the rest of the world. The city is filled with dangers on all sides and supplies are dwindling. The survivors start dying off or disappearing one by one—a brutal game of survival begins.

After tragically losing his wife, a child psychiatrist encounters a troubled young boy who seems to have a haunting connection to the man’s past.