Ren Amaki, the Sword Hero among the Four Legendary Heroes, hails from an alternate Japan dominated by cutting-edge VRMMO games. His life ended during a violent attempt to rescue a childhood friend, fatal wounds claiming him before summoning to a realm mirroring his beloved Brave Star Online. Approaching this new world as another VR challenge, he prioritized solitary leveling over alliances, viewing companions as disposable assets reserved for overwhelming threats. An early misjudgment led him to slaughter a dragon guarding Wyndia, a demi-human girl, mistaking it for a menace. The decaying corpse triggered a plague, and Wyndia’s enslavement by slavers forced him to confront tangible consequences. Defensive initially, he acknowledged his role after clashing with Naofumi Iwatani over the disaster’s fallout. The Spirit Tortoise catastrophe—where rash commands doomed his party—plunged him into denial and grief. Manipulated by Malty Melromarc, he faced betrayal and dispossession, awakening the Greed and Gluttony curses. Consumed by these forces, he led bandits to pillage wealth and siphon EXP through brutality, his actions erratic—flaunting strength publicly while ambushing vulnerable targets privately. Eclair Seaetto’s decisive duel exposed his flaws and fractured resolve, shattering the curses through defeat. Liberated, he shed detachment, embraced accountability, and apprenticed under Eclair to hone swordsmanship and camaraderie. He sought reconciliation with Wyndia, whose guardian he’d slain, her resistance softening only through his persistent atonement. Redeemed, he allied fiercely with Naofumi, vowing to protect the world his fallen comrades cherished. Adopting humility, he mastered the local tongue, aided village reconstruction, and conquered hydrophobia by learning to swim—a former weakness exploited in battle. Later narratives chronicled deepening bonds with Eclair and Wyndia, culminating in marriages forged through mutual growth. His arsenal blends sword mastery—Thunder Blade, Guillotine—with cursed arts like the Greed Series’ Gold Rebellion. His journey from solitary arrogance to collaborative responsibility underscores life’s gravity over games and empathy’s necessity. Visually, jet-black hair, shadowed garb, and ambiguous features mirror standard isekai heroes—an intentional design critiquing genre conventions.