Changhua, Taiwan, 1987. Four boys, Hao, Fu, Jen and Cheng, live on Long-life Street. The gang goes around town on their bikes, investigating local folklore and ghost stories. There are so many mysteries waiting for them to solve, including the Hsiao ancestral home, the stolen god statue, the legendary zombies of Baguashan, and the graveyard that is said to be bustling with life like a night market. The more frightening the rumors are, the more they are drawn to finding out the truth.

These carefree boys wreak havoc every day, thinking their summer will never end. But when they adopt an enigmatic young girl named Yuan into their group, their friendships are put to the test. When the Hsiao ancestral home is about to be demolished, Hao’s family tells him to hide the truth from grandma, who suffers from dementia. When the demolition ignites conflict and rising instances of supernatural phenomena, will the boys be able to overcome the challenges that await them?