Perhaps, all this is destined by fate, and he is destined to encounter misfortune; perhaps, all this is also an arrangement from God, and arranges for them to be separated since childhood; perhaps all this is fate, and it is fate that makes them meet in the same school one day 10 years later. This is inevitable. Between the four of them, they have had laughter, sadness, sorrow, and pain... So what will their love be like after experiencing this?...