"Giant" covers the lives of the three siblings growing up in the 1970's and their pursuit for revenge; Lee Kang-Mo (Lee Beom-Soo), his younger sister Lee Mi-Joo (Hwang Jung-Eum) & his older brother Lee Sung-Mo (Park Sang-Min).
Lee Kang-Mo's father died due to Hwang Tae-Seob (a friend of his father) and Jo Pil-Yeon. Because of this, Lee Kang-Mo lost his mother and had to separate from his younger sister and two brothers. By a cruel twist of fate, Kang-Mo is then raised by Hwang Tae-Seob (Lee Deok-Hwa). Kang-Mo also falls in love with Hwang Tae-Seob's daughter Hwang Jung-Yeon (Park Jin-Hee). Now Lee Kang-Mo & Hwang Jung-Yeon's relationship changes as Lee Kang-Mo becomes driven for revenge.
Lee Mi-Joo (younger sister of Lee Kang-Mo) loves Jo Min-Woo, Jo Pil-Yeons one and only son (Joo Sang-Wook). Unfortunately for Lee Mi-Joo, she falls pregnant, and is told by her brothers that she must get rid of the child and leave Jo Min-Woo, instead, she runs away, giving birth to a little boy Kang Woo-Ju. After the birth of their baby, Lee Mi-Joo attempts to hide her single mom status from those around her. Mi-Joo finds success in her career, eventually becoming a star. She also becomes the step-daughter of Congressman Oh Byeong Tak, who later passes away from a mysterious accident. Mi-Joo enlists the help of her brother Lee Kang-Mo to destroy her former lover Jo Min-Woo, even though she still loves him.
Lee Sung-Mo (older brother of Lee Kang-Mo) is an agent for the Korean Intelligence Agency. He was picked for the agency by Jo Pil-Yeon (Jung Bo-Suk) - the man that killed his father. Lee Sung-Mo is then able to find his brother Lee Kang-Mo and younger sister Mi-Joo. He tells his younger brother Lee Kang-Mo that two men, Jo Pil-Yeon and Hwang Tae-Seob, are connected with the death of their father. Lee Sung-Mo carefully details his discovery on paper. Lee Sung-Mo dreams of exacting revenge but is then shot by Go Jae-Cun and becomes mentally disabled.
|2010||23rd Grimae Awards||Best Actress||Hwang Jung-eum|
|2010||SBS Drama Awards||Drama of the Year||Giant|
|2010||SBS Drama Awards||Top Excellence Award, Actor in a Special Planning Drama||Lee Beom-soo|
|2010||SBS Drama Awards||Excellence Award, Actor in a Special Planning Drama||Jeong Bo-seok|
|2010||SBS Drama Awards||Excellence Award, Actress in a Special Planning Drama||Park Jin-hee|
|2010||SBS Drama Awards||Best Supporting Actor in a Special Planning Drama||Lee Deok-hwa|
|2010||SBS Drama Awards||PD Award||Park Sang-min|
|2010||SBS Drama Awards||Top 10 Stars||Jeong Bo-seok|
|2010||SBS Drama Awards||Top 10 Stars||Lee Beom-so|
|2010||SBS Drama Awards||Top 10 Stars||Park Jin-hee|
|2010||SBS Drama Awwrds||New Star Award||Hwang Jung-eum|
|2010||SBS Drama Awards||New Star Award||Joo Sang-wook|
|2010||SBS Drama Awards||New Star Award||Kim Soo-hyun|
|2010||SBS Drama Awards||Best Couple Award||Joo Sang-wook and Hwang Jung-eum|
|2011||2nd Seoul Art and Culture Awards||Best TV Actor||Lee Beom-soo|
|2011||47th Baeksang Arts Awards||Best Actor (TV)||Jeong Bo-seok|
|2011||4th Korea Drama Awards||Best Supporting Actor||Joo Sang-wook|
|2011||38th Korea Broadcasting Awards||Best Full-length Drama||Giant|
|2011||38th Korea Broadcasting Awards||Best Writer(s)||Jang Young-chul, Jung Kyung-soon|