Life Simulation: I Caused the Female Sword Immortal to Regret Forever - Chapter 313:

magic, dangerous creatures, and powerful magical women. With the Warlock’s Contract System now awakened, Damian can form pacts with supernatural allies and women, with every new bond granting him abilities that drive his magic and power to insane levels.But with power comes a whole mess of complications. Damian’s new world is a deadly maze of supernatural politics, hidden agendas, and ruthless enemies who’d want to steal his Mana Core. Damian has to figure out who to trust, how to survive, and what the System’s secrets.Later, Damian finds that his System might be the key to an ancient artifact, a long-forgotten power, and strangest of all… the lost fragments of his own memory.The question is, can he survive long enough to unlock it all?Important Note: No NTR, No yuri, No rapeTags: Mature Content , R18, Gore, Weak to Strong, Character Development, Reincarnation, Monster Girls , Witch , Magic , Demons , Dragons, Elves, Vampire, Fae, Beasts , Action , Mystery , Harem , System , Servants , Fast Learner.

He was a wealthy and mysterious financial backer who had appeared before her when she needed money the most. After the courtship, she took the money and left.

Haruto Hayase was a normal high school boy in his third year, living a quiet life until his younger sister, Haruka Hayase, joined the same school. Haruka’s beauty and charm made her the center of attention, quickly becoming the school’s prima donna. But when a notorious gang leader set his sights on her, he did everything in his power to protect her—only to fail tragically. Haruka was brutally assaulted and tortured, and Haruto himself suffered an agonizing death. However, in a twist of fate, Haruto is given a second chance, waking up a year before the events that shattered his life. Armed with the mysterious ‘Debauchery System Slave’, he vows to exact revenge on those responsible. This time, he will use his newfound powers of the system and charm to seduce the loved ones of his enemies. From their mothers, sisters, and lovers to their closest friends, Haruto will make them his. His enemies will suffer as he steals what they hold dearest, ensuring their downfall in the most devastating way possible.

Aaron, a wildlife biologist, became a military strategist right after a global war between nations began.He never wanted to participate in the war but he had to, because he wanted to continue his studies on endangered species the moment the war was over, but to his surprise, everyone in his unit were killed, including him, and the next thing he knew, Aaron woke up in the body of a young noble having a similar name to his.However, he also noticed he had awoken in a world different from Earth.In this world, demonic beasts ran rampart with only one thought in mind, causing them to feed on anyone they see, be it humans, elves or even magical beasts as well.During his first encounter with a magical beast, Aaron awakened a system which allowed him to bond with magical beasts and to obtain terrifying abilities from these bloodcurdling magical beasts, so he used his experience as a wildlife biologist to help make it easier for him to bond with these beasts.However, Aaron also noticed he could evolve these beasts if their loyalty towards him had reached a certain level, so he vowed in his heart to grow strong enough to protect those he cared about in this world with the hope of living a happy, peaceful life where he'll be able to focus fully on his passion as a wildlife biologist.