Min Soo Jin meets a goddess who allows her to choose one guy among seven as her first kiss.

At a high school in a rural, isolated ranching community, families panic when teens contract a mysterious "kissing disease" that quickly spreads.

Taliw is a cute, lively yet clumsy girl who has a crush on a popular genius, Tenten, a new student with an IQ of 200. Tenten has just returned from Japan with his family. How will Taliw deal with her feelings towards Tenten? Sometimes, he treats her kindly and cares about her; and other times he teases and embarrasses her in front of all their peers. Is it Taliw's good luck or bad luck that their parents are close friends? Is it good luck or bad luck that Taliw's house was destroyed leaving her forced to move in with Tenten? Taliw only has feelings for Tenten but her good friend King fell for her and is trying his best to take her heart. Taliw also has a love-rival, Namkang, a girl who is taller, more beautiful, and brighter than her. Namkang seems to be the perfect person for Tenten. What Taliw will do with this situation?

The renowned hitman, ‘Flying Dagger,’ bumps into ‘Wild Dog,’ who happens to be a hired assassin for the mobster, ‘Black Leopard.’ While both of them try to be incognito, they cannot help falling in love with each other. However, ‘Wild Dog’ has a secret that he couldn’t confide to ‘Flying Dagger.’ After all, ‘Flying Dagger’ and ‘Wild Dog’ reveal their secret identities to each other during the fight led by their bosses. They run into danger as gangsters brand them as traitors. Will they be able to overcome obstacles and keep their love?