Back to 100 Days My Prince
Season 1
16 Episodes2018
A prince is the victim of an attempted assassination. He falls off a cliff and subsequently wanders for 100 days under a new name and personality. During that time he meets the head of a prominent detective agency.
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Episodes (16)
Ep 1
Today Is Your Only Chance to Cry
★7.0
2018-09-10•73m
Lee Yul begins a secret investigation after growing suspicious of his worsening health. Yeon Hong-sim returns to Hanyang in search of her brother.
Ep 2
Crown Prince in Great Agony
★6.0
2018-09-11•68m
Yul uncovers the mastermind's identity and Kim So-hye's secret before coming under attack in the forest. Hong-sim is punished for refusing to wed.
Ep 3
Your Name Is Won Deuk
★6.0
2018-09-17•69m
Yul loses all memory, but gains a new identity as Na Won-deuk. Hong-sim begrudgingly chooses to become a wife to avoid life as a concubine.
Ep 4
The Newlywed Couple in Debt
★6.0
2018-09-18•73m
Jung Je-yun searches for a link between the royal physician's murder and Yul's disappearance. Hong-sim puts Won-deuk to work to repay his debt.
Ep 5
Do You Not Consider Me Your Daughter Anymore?
★7.0
2018-09-24•75m
News of the crown prince's passing is made public. Hong-sim is delighted to learn of Won-deuk's ability to read and write.
Ep 6
Do You Know How Much I Missed You?
★7.0
2018-09-25•77m
Hong-sim's reunion with her brother doesn't go as expected. Eunuch Yang notices something off about the crown prince's dead body.
Ep 7
Stay with Me
★7.0
2018-10-01•76m
Witnessing Won-deuk's martial arts skills, Hong-sim gets curious about his real identity. News of the queen's talisman sparks protest and debate.
Ep 8
You Are Not Won Deuk
★7.0
2018-10-02•74m
Won-deuk celebrates an unforgettable birthday. Mu-yeon completes his final task for Kim Cha-eon and prepares to leave with Hong-sim.
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Ep 9
Everything I Told about You Is Not True
★8.0
2018-10-08•75m
Je-yun reunites with Hong-sim as the new county governor. To recover his memory, Won-deuk visits Hanyang and enters palace walls.
Ep 10
They Say His Highness Is Alive
★8.0
2018-10-09•73m
With Hong-sim and Won-deuk's help, Je-yun concocts a plan to get in Park Seon-do's good graces. Rumors swirl about the crown prince being alive.
Ep 11
Vice-Premier Kim Is Missing
★8.0
2018-10-15•79m
The king tries to regain control of his throne. Hong-sim and Won-deuk settle their affairs prior to leaving. Je-yun sees Yul in Won-deok.
Ep 12
The Return of the Crown Prince
★7.0
2018-10-16•76m
Cha-eon interrupts the coronation ceremony with a shocking announcement. Yul has trouble moving on from his memories with Hong-sim.
Ep 13
Demand from Ming’s Envoy
★8.0
2018-10-22•81m
Hong-sim searches for Mu-yeon in Hanyang with her father and Je-yun in tow. Yul's competency is tested by a visiting envoy.
Ep 14
We Must Solve the Riddle
★7.0
2018-10-23•81m
Won-deuk and Hong-sim reconnect as Yul and Yoon I-seo. Je-yun assists Yul in his quest to find his diary — and answers.
Ep 15
Evidence of Vice-Premier’s Evil Deeds
★6.0
2018-10-29•85m
Having regained his memory, Yul seeks revenge on a killer in his midst. Cha-eon plans bloodshed to achieve his goals.
Ep 16
The End of War between Crown Prince and Vice-Premier
★6.0
2018-10-30•86m
Cha-eon leaves behind his final wish. Moved by the king's hopes and Je-yun's plan, Yul makes good on his promise to I-seo.