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The Other One by Juxtiisl33py
Fandoms: Death Note (Anime & Manga), Death Note: The Musical - Wildhorn/Murphy, Death Note (Live Action TV), Death Note (Movies), Death Note (2017)
24 Dec 2025
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Summary
Seiji was deemed the "other twin" by everyone, he simply didn’t have as much potential as his younger brother. But who could blame them? Light was an all-A honor student, and Seiji was a middle-of-the-road daydreamer. But not everything is as it seems.
While everyone is preoccupied with Light being the picture perfect son. Seiji spent his time engrossed in cold cases even getting justice for many families who had given up hope long ago.
Fast forward to now— part of it is his own doing— his curiosity got the better of him. So now, Seiji finds himself tangled up in the Kira investigation. It seems the more he discovers, the closer the whole Kira thing feels.While finding his footing in the shadows of the Kira investigation, he gains an interest in a certain sugar-addicted detective, and has to learn how to navigate his role as a behavioral analyst with the spotlight on his twin brother…