Jeongwoo was raised by his step mother and has a step sister, Hanna. He leaves abroad to make money for his family. But someday, he heard that his step mother has been killed by hit and run. Taechang, working together with Japanese yakuza, kidnaps Hanna to get Jeongwoo.

Female students from the Chungjoo Yeseong Girl's High School develop a new kind rice wine and patent it. This drama is about high school students helping their beloved father continue their family business.

Si-hyun who lost all memory after a car accident and has colored hearing in which she can see sounds in colors, tries to complete the melody in her dreams. As the song nears completion, Si-hyun's fragmented memories return to her.

Sixteen-year-old Yeo Lin used to have a boyfriend and normal life, but everything changed when she lost both her parents two years ago. To support her siblings, she sells her body. Quietly bearing wounds and responsibilities beyond her age, she faces the cruel trials of love, friendship, and premature adulthood, and she does it all in seeming detachment. Always tired, Yeo Lin suffers from chronic insomnia and relies on medication to sleep. For Yeo Lin, sleep is an escape that she wakes from too soon.

Jeong-woo, who grew up with Han-na under their adoptive mother, goes abroad to contribute to a difficult family environment. However, after hearing the news of the death of his adoptive mother in a hit-and-run traffic accident, he returns to Korea, and found out that Cheol-jin, a member of the local organization Taechangpa, and former classmate of Han-na was involved. Meanwhile, Taechangpa joined hands with the Japanese yakuza organization to expand its power. They kidnapped Han-na to catch Jeong-woo, who was tightening them up. This makes Jeong-woo even angrier. The anger of a man who lost everything explodes!