"Lov-Ho!" is a manga series that blends elements of romance, comedy, and supernatural intrigue. The narrative centers around Hojo, a high school student who possesses the unique ability to see the "love levels" of people around him, represented as numerical values above their heads. These levels indicate the intensity of romantic feelings one person has for another. Hojo uses this ability to play matchmaker, helping his classmates navigate their romantic entanglements. However, his own love life becomes complicated when he encounters Aizawa, a girl whose love level for him is unusually high, yet she remains aloof and enigmatic.

The story explores the dynamics of relationships and the complexities of human emotions through Hojo's interactions with various characters. His matchmaking efforts often lead to humorous and unexpected outcomes, as the love levels he observes do not always align with the true feelings or intentions of the individuals involved. Aizawa's presence adds a layer of mystery, as her high love level for Hojo contrasts with her seemingly indifferent behavior, prompting him to question the reliability of his ability and the nature of love itself.

As the series progresses, Hojo's relationships with his classmates deepen, and he begins to uncover the limitations and ethical dilemmas of his power. The narrative delves into themes of trust, self-discovery, and the unpredictability of emotions, as Hojo learns that love cannot be quantified or easily manipulated. The interplay between the supernatural premise and the grounded, relatable struggles of adolescence creates a compelling balance, making "Lov-Ho!" a distinctive addition to the romance genre.