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TV series
Poster for I'll Live a Long Life to Dote on My Favorite Stepbrother!

I'll Live a Long Life to Dote on My Favorite Stepbrother!

2026 · 1 season

A cozy, bite-sized isekai treat that wraps you in gentle devotion and second-chance sweetness.

Genres
Animation, Sci-fi & fantasy
Overview
Alba has been reincarnated as the son of an impoverished noble family. When his mother remarried into a dukedom, he was introduced to his stepbrother, Orsis, his "favorite person" from his previous life. “Does this mean my favorite is now my stepbrother?” he thought joyfully, But he suddenly remembers that he was the reason his beloved stepbrother lost his smile… To avoid his impending fate, and continue loving his favorite, Alba will do everything in his power to twist fate! This popular series, which has sold over 170,000 copies, brings you a warm and touching story story of a boy's reincarnated life in another world!
How it feels
Warm, romantic, melancholic and whimsical. Brisk and easy to follow.
About
Love, family, redemption, fate
Content
Mild violence and sexual content. No gore or swearing.
Note
Written by AI, so it can be wrong. Full breakdown

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In the USNo streaming, rental or purchase options known.
Genres
Animation, Sci-fi & fantasy
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How it feels

Written by AI. It can be wrong.

Full breakdown
Tone
  • warmstrength 2 of 3
  • romanticstrength 2 of 3
  • melancholicstrength 1 of 3
  • whimsicalstrength 1 of 3
Pacing
brisk, 3 of 4, from slow-burn to relentless
Attention
easy-watch, 2 of 4, from background-friendly to demanding
Era
far-future
Audience
teen
Content intensity
  • Gore none
  • Language none
  • Violence mild
  • Sex mild
All scales, 0 to 10
Scales, 0 to 10
ScaleValue0 to 10
Action2
Horror0
Humour4
Realism2
Romance7
Tension2
Darkness2
Complexity4
Emotional weight4

Cast

Where to watch in the US

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No streaming, rental or purchase options are known in the US.

Streaming data from JustWatch.TMDB

Details

Genres
animation, sci-fi & fantasy
Starring
Ayumu Murase, Shouta Aoi, Reo Tatsumori, Maaya Torigoe, Yuya Hirose
Length
1 seasons, 12 episodes, 4 min each
Network
tvk
Country
Japan
Languages
Japanese

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