Fighting genius Tessa Locke is reborn. Her biased father uses a 'Bloodline Damage Transfer System' to make her a 'living vessel' for illegitimate sister Mandy Locke, forcing her to endure blows. Tessa must stage an ultimate comeback, tear off Mandy's mask, and find The System's fatal medium. She triggers a system Backlash, dethroning the father-daughter duo. She realizes her mother's mysterious death truth is sealed within Mandy's System.