A secret and sweet real-life romance between veteran academy instructor Seo Hye-jin and her flirty student Lee Joon-ho, who returns after 10 years and stirs her heart.

A delightful family drama that asks the true meaning of 'happiness' by showing various aspects of marriage such as divorce, remarriage, and single life, and brings about empathy and laughter from all generations. Maeng Gong Hee is a contract designer at Jayce Fashion. Having inherited her strong mother's spirit and her former detective father's athletic ability, she is a rare wild woman these days who has the guts to survive even if she were to be stranded on a deserted island. Gu Dan Soo is the grandson of Jayce Fashion Chairman Hwang Ik Seon and born to a wealthy father and a poor mother. Dan Soo, who was living as a free spirit in a foreign country, comes to Korea according to his grandmother's plan to make a successor to the chairman out of him and he reunites with childhood friend Maeng Gong Hee once again.

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.

The story is about a hitman named Brain who suffers an accident during a murder and struggles to survive while suspecting everyone around him to find out who is behind the accident after barely surviving.

A tragic story about young sisters who part ways after their parent's divorce but reunite once again as mother and daughter-in-law in the whirlwind of fate, ending up in catastrophe after desire and conflict.