The Accidental Gambling Queen

Anya Wynn acquires a Win-Every-Gamble System. To pay off her father's debt, she gambles and is saved by the Gambling King, Master Lowe. Corbin forces the Lowe family to participate in the World Gambling King Championship. When Master Lowe is attacked, Anya Wynn takes his place in the competition. In the finals, she discovers her opponent, Corbin, is actually her own sister from her previous life, who also possesses a win-every-gamble system.