"Liar Liar" is a Japanese light novel series written by Haruki Kuou and illustrated by konoki, later adapted into an anime. The story is set in a world where students compete for dominance through a game-like system called "Star Battle," which determines their rank and privileges within the prestigious Academy. The protagonist, Hiroto Shinohara, is a first-year student who unexpectedly defeats the reigning champion, Sarasa Saionji, in a game of wits and strategy. This victory propels him to the top rank, "Seven Stars," and earns him the nickname "Liar Liar" due to his cunning and deceptive tactics.

Hiroto's rise to the top is met with skepticism and hostility from other students, who view him as an unworthy outsider. As he navigates the cutthroat environment of the Academy, Hiroto must rely on his intelligence, adaptability, and ability to manipulate situations to maintain his position. The series explores themes of competition, trust, and the moral ambiguity of deception, as Hiroto forms alliances, outsmarts rivals, and uncovers the deeper mysteries of the Academy's hierarchy.

Key characters include Sarasa Saionji, the former top-ranked student who becomes both a rival and an ally to Hiroto; Shirayuki Himeji, a skilled and loyal classmate who supports Hiroto; and various other students who challenge or assist him in his quest to stay at the top. The narrative is driven by strategic battles, psychological mind games, and the evolving relationships between the characters, all set against the backdrop of a high-stakes academic environment where reputation and rank are everything. The series balances its intense competitive elements with moments of humor and character development, creating a dynamic and engaging story.