"Motesuke" is a manga series that revolves around the life of a young man named Haruto, who finds himself entangled in a series of unexpected and often humorous situations. Haruto, a college student, is characterized by his laid-back personality and a tendency to avoid responsibility. His life takes a turn when he encounters a mysterious girl named Aoi, who claims to have the ability to see people's "motes," or hidden desires and emotions. Aoi's unique ability becomes a central element of the story, as she uses it to help others while also navigating her own complex feelings.

The narrative explores the dynamics between Haruto and Aoi as they form an unlikely partnership. Aoi's ability to see motes often leads them into various predicaments, ranging from comedic misunderstandings to more serious emotional confrontations. The story delves into the lives of the people they meet, each with their own set of desires and struggles, which Aoi helps to uncover and resolve. Through these interactions, the series examines themes of human connection, self-discovery, and the complexities of emotions.

Supporting characters include Haruto's close friend, Riku, who provides a grounded perspective and often serves as a foil to Haruto's more carefree nature. Another key character is Yuna, a classmate of Haruto's who harbors unspoken feelings for him, adding a layer of romantic tension to the story. The relationships between these characters are developed through a series of episodic encounters, each contributing to the overarching narrative of personal growth and understanding.

The plot is driven by a mix of lighthearted moments and deeper emotional arcs, balancing humor with introspection. As the series progresses, Haruto begins to confront his own motes, leading to significant character development. Aoi's past and the origins of her ability are gradually revealed, adding depth to her character and the overall storyline. The interplay between the characters' personal journeys and the resolution of the various motes they encounter creates a compelling and multifaceted narrative.