Strongest Survival by Otome Game’s Heroine (LN) - Chapter Volume 3 19: New Request

Tristan never thought his life would lead where he would be signing all his freedom away, makeup masking his true identity, and walking toward a bond he never agreed to. All to protect his family and survive a world that thought little of him.Alpha King Mitch is powerful, feared, and completely uninterested in love. For him, this is just another duty—an arranged union meant to quiet the pack elders. But when their eyes meet, something shifts. Tristan feels it, even if he’s terrified of what it might mean.Tangled in secrets and bound by a lie, Tristan must navigate a fragile dance between duty and desire… all while hiding the one truth that could destroy everything.

Among the demons, the supreme ones are called “Great Saints.”

A young man leaves his mountain village and travels around the world. By unceasing efforts, he finally becomes a legend of the age.

- Description from Novelupdates

Doomsday crisis, zombies are attacking, the situation is critical.Don't let our enemies change from zombies coming at us to humans we protect behind us.“Brother, what would you do if I turned into an irredeemable zombie?”“…kill you.”“Then do you know what I would do if you turned into a zombie?”“Kill me.”“No,” he lifted her long hair, revealing her smooth neck.“You are crazy. I advise you to give up this irrational idea.”“Brother, this world has gone crazy.”

Luck wasn't on his side as when he was just few steps away from becoming the world champion in karate he was killed by his by his opponents scheme who was afraid to fight against him and wanted the cup. But he was once again given a chance to reborn as Kenichi Shirahama and become the strongest martial artist.Watch and see how he conquers the world by becoming the strongest disciple and also how he conquers the women's he likes in his HaremI have reuploaded the chapters again as to the problem of Power stones that occurred in the previous one.