In a game of wit, strategy and wisdom, rival contestants clash over 6 nights and 7 days. Who will be crowned the ultimate victor?

A fantasy film in which the world is coming to an end due to North Korea's sudden announcement of a nuclear explosion, and an ordinary office worker meets five women while planning to live his last day without regret, and finds his life as he is caught up in an unexpected extreme situation.

Hong Yi Young witnessed a murder but she cannot remember anything about what happened. With the help of Jang Yoon, she tries to recover her memories from that day.

Choi Kyung Seo is a legendary lawyer at the top law firm in South Korea. He has charisma and an attractive appearance. He hires Go Yeon Woo as a rookie lawyer for the law firm. Go Yeon Woo has excellent memory.

Lee Young-O is an excellent neurosurgeon with zero sympathy. One day, he becomes involved in bizarre patient deaths. He also falls in love and recovers his humanity.

Set at a prestigious private high school in Gangnam, Seoul, South Korea. Eun-Byeol is a popular student at the private high school. She goes missing and returns, but she has lost her memory. She tries to find out the truth.