Dependent on each other: the heroine is a talented literary woman, and the male protagonist is a computer genius. The best universities for their two majors are in City X and City Y. They are destined to be separated. They were happy and miserable when they were together. His unspeakable confession during the graduation trip was: "I will go to City X to develop because of you."
Snuggling together: A "long-distance relationship" without commitment, broke when the heroine's literary travel club went to the hero's city, and he volunteered to be a tour guide. Finally, he developed a high fever due to fatigue. In a daze, he revealed that he had chased her downstairs in the dormitory, but he flinched when he saw the eldest son of the club, and finally confessed his love.
Knowing each other: After they were in different places again, they were so busy that they separated due to misunderstandings. She still relied on him. After the breakup, she asked for help. He dropped everything and came to her city. His words "just because he cares" made the two understand each other's feelings.
Promise: He gave up the job opportunity in City Y and came to City X for her. When her novel became popular, they found a common hobby of traveling and sharing. He was responsible for website programming and she was responsible for website copywriting, finally combining talents with life.
Intention: Keep it until the clouds open and the moon shines