"This time I'll protect my happy family!"The young baron Takhir, who was said to be incompetent, lost his beloved family without being able to do anything about it.However, as he died, a time-space magic suddenly appeared, and he regained his memories from his previous life and went back to his childhood!?He no longer fears war or epidemics---use his revived modern knowledge to develop the tools of civilization... and twist his family's fate with force!With knowledge of the future, he can reduce the damage from poor harvests and floods, while at the same time making promising talent his allies, and strengthening the Baron Solis territory!His reckless actions will eventually create a wave of historical change that will go beyond the Kingdom of Kyle and spread to the entire continent!The "family-first" kirin child overcomes his sad fate! An unprecedented drama of rebellion begins!