The Heroine is My Stepsister, and I'm her Final Boss - Chapter 15: Father’s love or King’s Will?

At 18, Alex Kain is whisked away to Eryndor, a game-like realm where he gains 'Skill Synthesis', a talent to fuse skills into godlike powers. Battling monsters and conquering dungeons, he builds a harem of strong women drawn to his might and charm. With the power to return to Earth bearing incredible resources, Alex faces a growing threat that endangers both worlds in this epic of adventure, romance, and ambition.

Hiro transmigrates and finds himself in the body of an orphan that’s about to be evicted from his orphanage. It wasn’t anything personal, but the orphanage’s policy doesn’t accommodate children who have reached the age of 16.From the gates of that humble establishment, Hiro slowly explores the facets of this world that was both familiar and unfamiliar due to its uncanny resemblance to his previous world—Earth.With his Daily Life RPG System urging him to excel in every aspect of his daily life, Hiro marks his presence in both the mundane and mystical circles of this new world.

Cain, a vampire Overgod, turns back time to escape a total annihilation, only to awaken back in time where he was bound by a marriage blood pact to three beautiful vampire sisters who share his power and slow his growth.To regain his peak strength and take revenge on the gods who ambushed him, he must escape the bond.He escaped an ambush by the highest gods. Escaping three vampire wives should be easy.But what if all three of his wives can hear all his thoughts? Can they contain this Overgod creature? Can an Overgod such as himself escape this romantic love affair?