He couldn't let go of the affair that started in high school, but he couldn't help it. He proposed marriage at the age of 34. The heroine was shocked, but from the heroine's calm attitude, he realized that marriage can be discussed. Fortunately, fortunately, everything can be done. Marriage first, love later? Life after marriage is indeed more exciting, but it also changes everything.
Concept: In a boring life, the right person will really appear, even if he comes very late.