A spirited queen tries to rein in her rowdy sons in order to make one of them the next king of Joseon, while her competitors vie to snatch the throne.

Gurus in the late Goryeo dynasty try to obtain a fabled, holy sword, and humans in 2022 hunt down an alien prisoner that is locked in a human’s body. The two parties cross paths when a time-traveling portal opens up.

Eun-ha, who is a normal junkyard employee, secretly works as a delivery clerk that deals with unusual delivery requests. One day, Eun-ha heads to Seoul to pick up a client who is involved in a gambling crime that wants to flee overseas. However, Eun-ha meets the client’s young son at the pick-up point, instead of the client himself. Kyeong-pil, a current police officer who is actually masterminding the whole gambling crime, chases after the missing child who has the security key to the bank account that holds 30 million dollars.