In order to protect his beloved and his partner, Sun steps into the boxing ring, but in addition to risking his life, many layers of conspiracy lie in the background. When betrayal approaches and the truth tears apart trust, can Sun stay on the path of revenge? How will his relationship with Peach end?

Sun risks his life to rescue the kidnapped Peace and Mei, and the secret plot they've been fighting against gets revealed. After a fierce power struggle, Sun decides to continue to protect his lover and brother. Peace seems to have come, but the real war has just begun.