Modern chef Su Wanwan unexpectedly travels through time, starting off with a cancelled engagement and a penniless, barren household. Relying on her exceptional cooking skills and a mysterious ancient jade space, she starts from a street food stall to support her family's livelihood, yet attracts the attention of the black-bellied noble young master Xiao Jingheng. A bowl of tomato and egg noodles unexpectedly pulls out the secret left by his mother. Amidst testing and cooperation, the two gradually develop feelings for each other, and are also dragged into a long-sealed palace cold case. When the truth behind the ancient jade emerges, can she protect her family, her business, and the one she loves in her heart?