"Soreike! Anpanman: Inochi no Hoshi no Dolly" is a feature-length anime film based on the popular "Anpanman" franchise, which centers around the adventures of Anpanman, a superhero made of anpan (a sweet bread filled with red bean paste). The story revolves around a mysterious star called the "Star of Life," which holds the power to grant life to inanimate objects. The film introduces Dolly, a small, fragile doll who becomes a central figure in the narrative.

The plot begins when Baikinman, the series' recurring antagonist, discovers the Star of Life and uses its power to create a giant, destructive robot named Robo-Q. Robo-Q wreaks havoc, threatening the peace of the world. Anpanman and his friends, including Shokupanman and Currypanman, set out to stop Baikinman and his creation. Along the way, they encounter Dolly, a doll who has been brought to life by the Star of Life. Dolly is initially timid and unsure of her purpose but gradually develops a strong bond with Anpanman and his companions.

As the story progresses, Dolly's presence becomes crucial to the resolution of the conflict. Her pure heart and newfound courage inspire Anpanman and his friends to confront Robo-Q and Baikinman. The narrative explores themes of friendship, bravery, and the value of life, as Dolly learns to embrace her existence and contribute to the fight against evil. The climax involves a dramatic showdown where Anpanman and his allies must protect the Star of Life from Baikinman's schemes while ensuring Dolly's safety.

The film maintains the franchise's signature blend of action, humor, and heartfelt moments, appealing to its young audience while delivering a clear moral message. Key characters like Anpanman, Baikinman, and Dolly are central to the story, with their interactions driving the plot forward. The narrative structure is straightforward, focusing on the battle between good and evil, with Dolly's journey of self-discovery serving as an emotional core. The film concludes with the restoration of peace, emphasizing the importance of kindness and teamwork in overcoming adversity.