"Éclair Orange" is a yuri anthology series that explores themes of love, friendship, and self-discovery through interconnected short stories. The narrative revolves around a group of young women, primarily high school and college students, as they navigate their relationships and emotions. Each chapter focuses on different characters, often overlapping with others, creating a cohesive yet episodic structure.

The central characters include Aoi, a reserved and introspective high school student who begins to question her feelings for her close friend, Yuna. Yuna, on the other hand, is outgoing and cheerful, often acting as a catalyst for Aoi's emotional growth. Their relationship evolves from friendship to a deeper, more ambiguous connection, reflecting the series' exploration of unspoken emotions and the complexities of young love.

Another prominent pair is Haruka and Risa, college students who meet through a mutual friend. Haruka is pragmatic and career-focused, while Risa is more carefree and artistic. Their dynamic highlights the challenges of balancing personal aspirations with romantic relationships. The series also introduces secondary characters, such as classmates and coworkers, who provide additional perspectives on love and identity.

The stories are grounded in everyday settings, such as schools, cafes, and workplaces, emphasizing relatable experiences and realistic interactions. Themes of self-acceptance, vulnerability, and the fluidity of emotions are recurring elements, with each chapter offering a snapshot of the characters' lives. The narrative avoids melodrama, instead focusing on subtle moments of connection and introspection.

"Éclair Orange" stands out for its gentle, slice-of-life approach to yuri storytelling, offering a nuanced portrayal of relationships without relying on overt drama or clichés. The series' episodic nature allows for a diverse range of perspectives, making it accessible to readers seeking both lighthearted and introspective narratives.