Princess Chloe Idelian is an imperial royal who, after suffering horrific abuse, political exploitation, and eventual murder at the hands of her half-brother and stepmother, regresses ten years into the past. Hardened by her past demise, Chloe sheds her former naivety, transforming into a calculating, iron-willed strategist. Determined to escape the imperial court's clutches, she proposes a tactical marriage alliance with Marquis Callius Rodrian. Chloe possesses extraordinary psychological fortitude, political acumen, and resourcefulness, using future knowledge to secure Ronheim's financial revival while surviving lethal curses and imperial assassinations. Powers: Temporal foresight (retained memories of the 10-year timeline), tactical genius, statecraft, espionage counter-intelligence, and attunement to divine artifacts (wielding the power of the Holy Grail).

The formidable Marquis of Ronheim and commander of the Northern Frontier, known across the empire as a ruthless, unyielding warlord. Beneath his stoic, intimidating exterior lies an honorable leader fiercely protective of his people and land. Callius agrees to a marriage of convenience with Princess Chloe to safeguard Ronheim's independence, but gradually develops deep respect and profound romantic devotion for her courage and intellect. He leads his troops from the front lines, defying imperial corruption and breaking ancient curses with northern rites. Powers: Transcendent Aura Master swordsmanship, exceptional superhuman strength, tactical battlefield command, acute mystical perception, and proficiency in northern sacred cleansing rituals.

The ruthless, power-hungry Imperial Consort who effectively controls the imperial court through manipulation, poison, and dark sorcery. Kabala views Chloe as a disposable pawn to be exploited and discarded, having orchestrated her demise in the previous timeline. In the current timeline, she inflicts a deadly occult curse on Chloe before her departure north and plants multiple deep-cover spies within Ronheim to recover the stolen Holy Grail and pave the way for an imperial military conquest. Powers: High-tier dark magic, blood curses, insidious soul hexes, long-distance spatial surveillance, and master-level political intrigue and extortion.

A razor-sharp, agile master thief who crossed paths with Chloe during the daring heist on the imperial vaults. Recognizing Lamia's exceptional talent, Chloe spares and recruits her, turning a former underworld rogue into her most trusted maid, bodyguard, and spymaster. Lamia possesses sharp wit, unwavering loyalty to Chloe, and a keen eye for detecting hidden threats within Ronheim Castle. Powers: Master-level lockpicking, stealth infiltration, dagger combat, shadow movement, and counter-espionage.

A knight of Ronheim whose honor is crushed beneath the weight of overwhelming medical debt and despair. Tormented by the deteriorating condition of his terminally ill younger sister, Hillen, Andrew is ensnared by Consort Kabala's agents, who promise a miraculous imperial cure in exchange for his treason. Blinded by familial desperation, Andrew sabotages Ronheim's defenses and constructs a secret teleportation gate for imperial invasion forces before facing the tragic consequences of his choices. Powers: Sworn Knight combat tier, northern heavy sword style, defensive fortress tactics, and covert construction of magical spatial matrices.

A deceitful imperial agent embedded as a domestic maid within Ronheim Castle. Operating under direct orders from Consort Kabala's shadow network, Sernia works tirelessly to gather intelligence on the Holy Grail, poison northern relations, and frame Chloe's inner circle by murdering an innocent staff member to sow discord. Powers: Concealment, slow-acting poison administration, psychological manipulation, and coded messaging.

The fragile, bedridden sister of Sir Andrew, suffering from an aggressive, terminal wasting illness. Hillen loves her brother deeply and laments being a burden to him, completely unaware that her escalating medical crisis has pushed Andrew into treason against House Rodrian. Powers: Non-combatant.