Asian Drama

A sexual scandal between a math teacher and a student in a prestigious high school ended in tragedy. 4 years later they meet again, now as adults, to reveal the corruption in school and to regain one's reputation as a teacher.

Ji Yoon Soo is a high school math teacher with a bright smile and a positive impression of others. She is a hard-nosed and stubborn person who has to push ahead with the decisions she has made. She is a math geek who loves solving difficult problems and teaches students to purely love math.

Baek Seung Yoo is emotionless and has no light in his eyes. He used to be a math genius who appeared on a quiz program at the age of five and surprised the world by solving college-level math problems. He was admitted to MIT at the age of 10 but dropped out at the age of 12, and suddenly disappeared.

Go Yoo Rang confident and optimistic about life in general. She falls in love for the very first time with Chi Young. But Chi Young suddenly leaves her to return to Seoul. Desperate to be with Chi Young, Yoo Rang flies to Seoul only to find out that he is already a married man.

Jumong was the founder of Goguryeo in 37 BC. He was the son of General Hae Mo Su and Lady Yoo Hwa, and was raised by King Geum Wa who took him and his mother in when Hae Mo Su was believed to have been killed in an ambush by the Han Dynasty. So Seo No was a merchant's daughter who helped Jumong in realizing his dream to build a new country, and later became his second wife.