Xia Yiche was originally a carefree 17-year-old girl living in the UK, but her brother Xia Yichen lost her to Yin Fei, the founder of Temple Academy, because of a "brain mismatch". Yin Fei's condition was that she marry his precious grandson. The wedding was held, but Yin Fei's rebellious grandson Yin Siye did not show up. Xia Yiche was so angry that she decided to take revenge, so she disguised herself as a boy, and a romantic love story began...