He is a popular male star, and she is a cold female singer. They both traveled through time while participating in the recording of "Survival in the Wilderness", an adventure reality show created by H TV with a heavy investment.
Destined to be in the C position, he still embarked on the road of becoming famous by charming all living beings, bewildering his uncles, aunts, and younger brothers.
With her business skills online and her strength in the entertainment industry, she has become a hard-core female general who is rigorous in running the army, brave and good at fighting, and protecting her family and country.
As for why he traveled through time perfectly unscathed, but she lost her memory after time traveling, it can only be said to be a metaphysics.
He wanted to travel back to modern times, but he had to ask her to cooperate. But she actually played with amnesia, which is really a pain in the ass...