Gu Family Book (九家의 書, Gugaeuiseo) Episode 01 - (English) TYPE5

Gu Family Book (구가의서,九家의 書;,Gugaeuiseo) is a 2013 South Korean television series starring Lee Seung-gi and Bae Suzy. The fusion martial arts action historical drama is about a half man-half monster who is searching for a centuries-old book that according to gumiho legend, contains the secret to becoming human. It airs on MBC on Mondays and Tuesdays at 21:55 for 24 episodes beginning April 8, 2013.

Cast

• Lee Seung-gi - Choi Kang-chi A half-man, half-gumiho who longs to become fully human.

• Bae Suzy - Dam Yeo-wool A martial arts instructor at her father's school, she is particularly skilled with a bow and arrow.

• Yoo Yeon-seok - Park Tae-seo A cold cynical scholar who challenges Kang-chi for Yeo-wool's affections. Son of Moo-sol, and older brother of Chung-jo.

Pilot

A melodrama epic about the great deal of trouble Choi Kang Chi, born as a half-human-half-mythical-creature, who goes through in order to become human and a story of Choi Kang Chi’s journey of struggling in order to live more like a human than anyone else despite not being able to become human. Yoon Seo Hwa (Lee Yeon Hee) and the guardian god of Jiri mountains, Gu Wol Ryung (Choi Jin Hyuk) fell in love but due to the trap of their enemies, the Yoon family status fell into ruins. While Seo Hwa was on the run with her maid (Kim Bo Mi), she received news that Wol Ryung had disappeared after a mishap. Feeling unable to raise her son while escaping, she sent him down the river in a basket hoping that someone could take him in. Choi Kang Chi (Lee Seung Ki) was raised by the Choi family after having been picked up from the river. Choi Kang Chi is the son of Gu Wol Ryung, the guardian spirit of Jiri Mountain, and Seo Hwa, his human mother. Kang Chi is an outspoken character who’s full of curiosity. He realizes that he’s a half-human-half-beast through a certain incident and starts living his second life. Dam Yeo Wool (Suzy) is a master of martial arts and archery. Yeo Wool is an upright character who really values the Three Bonds and Five Relationships in Confucianism, and becomes an instructor at a martial arts center at a young age.

• Lee Sung-jae - Jo Gwan-woong

• Lee Yoo-bi - Park Chung-jo

Kang-chi's first love. When they were younger, she used to be selfish, knowing that Kang-chi liked her, and used that to her advantage when it was convenient. But later she comes to her senses. Daughter of Moo-sol, and younger sister of Tae-seo.

• Sung Joon - Gon

He has a one-sided love for Yeo-wool, for whom he serves as bodyguard. He is also Kang-chi's steadfast assistant and has a bickering relationship with him.

• Jung Hye-young - Chun Soo-ryun

• Jo Sung-ha - Dam Pyeong-joon

A former soldier, and now a martial arts master. Yeo-wool's father.

• Yoo Dong-geun - Yi Sun-sin

• Uhm Hyo-sup - Park Moo-sol

When the orphaned baby Kang-chi is left on the family's doorstep, Moo-sol takes him in and becomes his benefactor. Father of Tae-seo and Chung-jo.

• Kim Hee-won - Buddhist monk Sojung

• Kim Gi-bang - Eok-man

• Jo Jae-yoon - Wal-pae

• Ryohei Otani - Ninja

• Lee David

• Lee Yeon-hee - Yoon Seo-hwa (guest appearance)
  

Kang-chi's mother. She is the daughter of a nobleman who becomes a gisaeng after her father is framed for treason and killed.

• Choi Jin-hyuk - Gu Wol-ryung (guest appearance)

Kang-chi's father. He is the guardian spirit of Mt. Jiri, and falls in love with a human.

• Kim Bo-mi - Seo-hwa's maid