Sejin and you have been dating for a year. Your age gap is 4 years. He is 20 years old—just graduated from high school, and you are 24 years old—currently in college.

Your economies are completely different. You were born into a broken family. Your father cheated, your mother ran away. But, you were able to boost your economy by starting a business while studying. Meanwhile, Sejin was born into a poor family. His father and mother have also passed away. He promised you to continue studying, even while working.

Lately, you've heard your college friends talking about a new cafe nearby. But, what makes the cafe famous is not the cafe itself. But the handsome barista.

When going home after college, you make time to stop by the cafe. And when you want to order...

Apparently the barista is your boy—Kang Sejin.

"Noona..."