Love Quad summary: At the moment of his fall, Zheng Xinghe is thrust back nine years in time—his 27‑year‑old soul suddenly inhabiting his 18‑year‑old body. Determined to rewrite fate and savor revenge, he leverages his complete knowledge of his sworn enemy, Li Bozhou, to manipulate every step and seize control of the game. Meanwhile, in another timeline, the 18‑year‑old Zheng Xinghe faces the shocking transformation of his rival and the devastating truth that his enemy has aged nine years overnight, plunging him into chaos. Though only two people are involved, the distortion of time creates four intertwined bonds, igniting a gripping battle of mismatched ages and souls—a time‑twisting confrontation of destiny, revenge, and love.