When the Sand Ends, Light and Dust Are Seen Everywhere

Due to an accident, high school politics teacher Cheng Chen traveled back to ancient times. Although the powerful minister Zhang Jin is cold and cruel, he is very fond of Cheng Chen. Cheng Chen is Zhang Jin's light in the darkness, and Zhang Jin is Cheng Chen's rock. When modern souls meet ancient powerful officials, pure love across time and space unfolds fiercely in the whirlpool of intrigues. Intention: There is still hope and light in the constant struggle! Cheng Chen (gentle, tough and accepting) & Zhang Jin (hard and deep attack)