Yesterday's Tomorrow, Tomorrow's Yesterday is a fictional story about romance and highschool-fiction. Xhyrzhllynn Mei Fidel Castro. She has a past with Hydro Zhane Sumilhig Guttierez. They're old childhood friends but fell in-love for each other. They also lost each other because they're afraid to confess their feelings. Until isang pagsubok ang dumating, so ayon, naghiwalay sila ng landas. Nang mag-high school sila, magkaiba sila ng school na pinasukan. Then biglang nag-transfer si Zhane sa school kung saan nag-aaral si Xhyrzhllynn ng grade 11. Mabibigyan kaya sila muli ng tiyansang maayos ang ang dati nilang pagsasama?