Kazushi Yamagishi

Iskandar awakens in a strange, medieval world after his death in his previous life, discovering the Builder System within him. As he begins to use his newfound abilities, he integrates into the daily life of the world, helping villagers and crafting structures that defy the natural limitations of the era. As his reputation as a master builder grows, he becomes involved with both humble villagers and powerful rulers. However, as his powers evolve, so do the challenges he faces. Rival builders, political factions, and ancient enemies see him as a threat, and dark forces in the world may be tied to the very origin of his system. Iskandar must navigate these dangers while deciding how to best use his powers. Does he focus on creating a peaceful life for himself and the people around him? Or will the lure of power push him to reshape the world on a grander scale?

Sera Delacroix never expected to find herself caught between life and death. After a near-fatal accident, she awakens in Limbo, a shadowy realm where the souls of the dead wander. But she’s not dead—at least, not yet. Trapped in this dark underworld, her only hope of returning to the world of the living is to make a dangerous pact with Damian, the brooding and enigmatic Shadow Lord of Limbo. Damian, once a fallen angel, is cursed to rule Limbo for eternity. Emotionless and cold, he offers Sera a deal: become his assistant and help him manage the restless souls in exchange for a chance to return to her life. But as Sera delves deeper into Limbo’s mysteries, she begins to unravel Damian’s tragic past and the curse that binds him. Despite the dangers surrounding them, an undeniable attraction begins to spark between them—one that threatens the delicate balance of the underworld. With powerful forces determined to tear them apart, Sera and Damian must navigate a world filled with vengeful souls, jealous reapers, and the ever-present threat of the Fates. In a realm where love is forbidden and the dead rule, Sera faces the ultimate choice: sacrifice her freedom or risk everything to break Damian’s curse.

She is just a normal person. She has been through a lot. It all started that day when he came into her life. She doesn't remember what happened that day. The only thing she remember is that she lost her brother. She needs to find her brother. No matter what.