At the Beginning, He Was Saved by the Empress

A modern man, Ye Chen, traveled through the world of cultivating immortals, but before he could react, he was killed by the empress... Five years later, the empress came to the lower realm with her two children to pick up Ye Chen and take him to the upper realm. Ye Chen accidentally obtained the nanny system and started his journey of raising children. Until one day, the empire was besieged by all the major forces. Ye Chen stood in charge and turned the tide. The empress was shocked and said: "So how strong are you!"