Oh Soo is a man in his 20's and works as a promising engineer in the IT field, a cafe owner and a barista. He is smart and handsome. He plays cupid for young men and women by using a mysterious pollen. Due to the pollen, he falls in love with Seo Yoo-Ri. She is also in her 20's and works as a police officer. She has a bright personality and supports her family by herself.