Both of them were initially close friends, but later became rivals in a power struggle for supremacy over China historically known as the Chu–Han Contention.

Hon Sun remains on Hung Yu's side while Cheung Leung decides to serve Lau Bong.

Not long later, Hon Sun leaves Hung Yu and is introduced to Lau Bong by Siu Ho.

Hon Sun and Cheung Leung work together to help Lau Bong achieve his dream of ruling China.

In anger, Lau Bong marries Lui Chi, intending to use her father to help him deal with Hung Yu.