Looking for Quick Transmigration Stories About Supporting Female Characters and Cannon Fodder

The female lead is bound to a System and transmigrates into different worlds to play supporting female characters. It’s a quick transmigration story. In the first world, she’s a palace consort sent away in a story where the emperor steals his minister’s wife. In the second, she’s the cannon-fodder ex-girlfriend in a reborn male lead’s revenge story. Has anyone read this? Please help!