Re:Zero − Starting Life in Another World follows Subaru Natsuki, a high school student who is mysteriously transported to a fantasy world. Equipped with the unique ability to return to a specific point in time upon death, Subaru faces numerous trials and challenges as he tries to navigate this unfamiliar world. His journey is fraught with danger and emotional turmoil as he grapples with the consequences of his actions, the complexities of his newfound powers, and the intricate relationships he forms with the people he encounters.

Throughout the series, Subaru becomes entangled in a series of conflicts involving powerful adversaries, political intrigue, and personal struggles. He develops deep bonds with several key characters, including Emilia, a half-elf with a mysterious past, and Beatrice, a spirit bound to a library. As Subaru repeatedly relives moments of failure and despair, he gradually uncovers dark truths about the world and his own role within it, all while striving to protect those he cares about and find a way to overcome the seemingly insurmountable challenges he faces. The series has gained significant popularity, leading to an array of merchandise including toys, anime figures, and collectibles, which reflect the vibrant characters and pivotal moments from the story.