Formerly a loyal and expendable weapon of House Elmheim in his first life, Aster was betrayed, framed, and executed by his adoptive father, Lord Roderick. Granted a temporal regression to infancy with his complete memories intact, he vows to dismantle the Elmheim tyranny from its roots. Methodical, unyielding, and fiercely protective of his true family, Aster masks his supreme strategic genius behind calculated defiance, utilizing his past-life combat mastery and the forbidden Seven Wings to rewrite fate. Powers: Bearer of the awakened Seven Wings Crest; wielder of the magic sword Gram; master of Attribute Shift (seamlessly shifting between raw kinetic, elemental fire, and void mana); Berserk Synchronization with ancient spirit aura; expert in high-speed sword forms and lethal anti-personnel martial arts.

The supreme Commander of the Royal Knights and undisputed patriarch of the Elmheim noble house. Cold, autocratic, and devoid of familial sentiment, Roderick perceives bloodlines purely as currencies of power. He orchestrates purges, enslaves branch lineages with Iron Shackles, and murdered Aster in the previous timeline to preserve his uncontested authority. Powers: Peak Knight Commander Tier; master of catastrophic High Crest swordsmanship; impenetrable mana barrier reinforcement; absolute political command over the kingdom's military forces.

The sadistic second son of the main Elmheim household and the elite enforcer of noble supremacy at the Dorasil Royal Knight Academy. Arrogant and power-drunk, Julius uses fear, psychological torture, and cursed artifacts to subjugate less privileged students, making him the direct mirror of Roderick's tyranny within the academy walls. Powers: Advanced high-tier crest wielder; master of destructive fire magic; specialized in the defensive/offensive technique Lava Scales; wielder of high-grade cursed shackles.

Aster's older sister from the branch house and a third-grade student at the academy. Subjected to the soul-rotting Iron Shackle mask by Julius and Lillianne to force her submission, her spirit remained resilient. After Aster endures brutal trials to break her curse, she becomes the emotional anchor and foremost lieutenant of the academy resistance movement. Powers: Accomplished noble swordswoman; precise mana flow control; adept at mid-range barrier support and coordinated tactical combat.

The ancient Great Spirit of the Seven Wings, sealed for centuries within a forbidden grimoire due to historical treachery enacted by the Elmheim ancestors. Consumed by hatred toward the Elmheim blood, Fafnir tests Aster through a harrowing spiritual trial of trauma and ego. Recognizing Aster's indomitable soul and shared desire to shatter the Elmheim lineage, Fafnir willingly assumes the mantle of his spiritual mentor. Powers: Primordial spiritual entity; grants access to unmitigated Great Spirit mana reserves; imparts forbidden knowledge of Seven Wings mana compression and mental realm projection.

High-ranking daughter of the main Elmheim family who works in tandem with Julius to orchestrate the oppression and subjugation of branch-family students. Coldly calculating and manipulative, she specializes in exploiting institutional rules to isolate and destroy political threats. Powers: High-grade mana aptitude; skilled in binding curses, psychological warfare, and formal noble rapier arts.

Head of the Highfried branch house who adopts Aster upon his regression. Unlike the despots of the main line, Viscount Highfried is honorable and paternal, striving to protect his family and territory from the predatory demands of Lord Roderick. Powers: Veteran knight commander styling; solid branch-tier crest empowerment; strategic estate management and defensive warfare.

A spiteful, entitled cousin from a favored branch lineage who views Aster's resurgence as an insult. During the entrance trials, he resorts to underhanded sabotage and defective weaponry to crush Aster, only to be completely dismantled and exposed. Powers: Standard noble crest swordsmanship; aggressive heavy-blade combat; underhanded deployment of flawed cursed items.

A haughty noble scion who served as one of Aster's primary tormentors in his youth. Arrogant and reliant on pedigree, he attempts to humiliate Aster during the Sword Dance Assembly, only to serve as the public stepping stone for Aster's martial re-emergence. Powers: Formalized noble sword dance style; low-to-mid tier dual-wing crest output.