Taoist sorcerers and gurus, including the "clumsy" master swordsman Mureuk (Ryu Jun-yeol), search for a legendary "Divine Blade" that grants immense power.

The two timelines converge when a time gate opens, leading modern-day characters to the 14th century and vice versa.

The file refers to the 2022 South Korean sci-fi action epic Alienoid (Korean title: 외계+인 1부 ). Directed by Choi Dong-hoon, the film is a genre-bending "hodgepodge" that blends futuristic sci-fi with historical fantasy. Plot Summary

The story spans two distinct eras that eventually collide through time travel:

Alien prisoners are secretly being held inside human bodies. A robotic guardian named Guard (Kim Woo-bin) and his shape-shifting companion Thunder manage these prisoners. Chaos erupts when an alien spacecraft appears over Seoul, attempting to free their leader.