The relationship between Shen Zaixia and Gu Nian has been maintained for nine years, and will eventually be broken by him personally on his birthday. Shen Zaixia's feelings for Gu Nian have changed at some point. His liking for Gu Nian seems to have started a long time ago. As they get along day by day, Shen Zaixia becomes more and more determined that his feelings for Gu Nian are not the love of a younger brother for an older brother...
Intention: This love will never end