A promise spanning across years is reopened upon reunion. Facing family changes and rumors' predicament, some choose to hold fast to their original heart, while some choose to guard in silence. Two hearts that once missed each other, after experiencing misunderstandings, tests, and tempering, join hands once more to seek the future belonging to themselves. The story showcases the emotional power of treating each other with sincerity, courageous undertaking, and never giving up or abandoning, and also conveys the positive belief that no matter what kind of predicament one is in, one should maintain kindness and firmness, using effort to change destiny.