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

TV ShowEnded

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

5.8 / 10

2026

1 season

12 episodes

AnimationSci-Fi & Fantasy

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!

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Cast

Ayumu Murase

Shouta Aoi

Reo Tatsumori

Maaya Torigoe

Yuya Hirose

Updates

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

I'll Live a Long Life to Dote on My Favorite Stepbrother! dropped a recent episode — a perfect time to catch up.

Seasons

1.To My Ultimate Bias Stepbrother!
6.0
06-01-20264m
Alba, who possesses memories of his past life, moves to the duke's household with his remarried mother. There, his new stepbrother turns out to be Orsis—the character he adored mos...
2.Laonen's Dysmagia Syndrome!
6.0
13-01-20264m
Shaken by his encounter with Orsis, Alba suddenly collapses from a seizure. In this world, humans are born with magical power. However, Alba suffers from “Laonen's Dysmagia Syndrom...
3.My Brother is Too Cute!
6.0
20-01-20264m
To prevent the relationship between Orsis and Hals from growing completely cold, Alba struggles to improve their bond. Through Alba's straightforward words and actions, Hals begins...
4.My Brother's Birthday Party!
6.0
27-01-20264m
Just as Hals and Orsis' relationship was improving and things seemed to be going smoothly, they meet Orsis' grandparents at his birthday party. Facing harsh treatment from grandpar...
5.Laonen's Dysmagia Syndrome Cure!
6.0
03-02-20264m
Having regained consciousness, Alba resolves to live on to witness his brother's future. Relying on memories from his past life, he prepares to teleport alone into the Agate Forest...
6.Forest Adventure with My Brother!
6.0
10-02-20264m
Orsis offers to accompany Alba as he heads to the Agate Forest in search of medicinal herbs. But they lose their way and find themselves wandering the forest. Then, Hals appears, a...
7.My Stepbrother's Magic is on Another Level!
17-02-20264m
After persuading Hals, Alba heads out with him to gather the herbs for the special antidote. However, the herbs can only be found halfway up a high cliff, and Alba hesitates. While...
8.We Found the Herb!
24-02-20264m
The group safely descends into the cave. They discover plants ahead. However, since they don't know how to use them yet, they decide to return home first and see what happens. Upon...
9.Father and Brother!
03-03-20264m
Orsis heads to Hals' room alone to discuss Alba's puzzling words and actions. Yet he cannot hide his shock at the astonishing possibility Hals reveals. A few days later, standing i...
10.A New Capture Target Appears!
10-03-20264m
Alba enters a mysterious botanical garden that has appeared in his home's garden and discovers the same plant he found in the cave. It is revealed that this plant possesses the abi...
11.Research on Legare!
17-03-20264m
Bruno is deeply perplexed by how close Alba and Orsis are. Meanwhile, a name has been decided for the plant Alba and the others discovered, and progress has been made in their rese...
12.I'm Going to Survive, No Matter What!
24-03-20264m
While sketching Orsis and Bruno, Alba unconsciously draws their adult forms based on memories from his past life. Upon seeing the drawing, the two mistakenly believe that Alba has...