Rebirth: My Boss Is Actually a Rhine Devil

I lived a normal life until one day when a white light flashed, I traveled to the world of the War of a Young Girl, and the strongest young girl turned out to be my boss. What surprised me even more was that I actually had a system to sign in and receive the opportunity to be resurrected. Isn't this invincible? As a scientific researcher, I will develop the atomic bomb. I wish me to complete the great cause of the empire and lay off the hateful gods. Let's watch my performance next! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.