Quick Transmigration: Carrying Out the Villainess Role to the Very End

[Quick Transmigration + Two Female Leads + 1v1 + System + Both Pure + Mutual Devotion + HE] (Story premise: Two women and two Systems. In every small world, they are the same person.) Pei Jinli has a villainess System and transmigrates into all kinds of small worlds as the villainess. She always does the exact opposite of what the System wants, leaving the useless thing at its wits’ end, with no way to deal with her. The System tells her to move the plot forward, so she flirts with the heroine. It tells her to play a cannon-fodder role, so she goes on a date with the heroine. It tells her to win the hero over, so she runs off to cuddle up to the heroine. Jiang Xingning gets a pure-hearted heroine System and transmigrates into all kinds of small worlds as the heroine. She diligently completes the tasks assigned by the System, but in every new world she always sees that familiar figure. The System tells her to move the plot forward, so she picks a fight with the villainess. It tells her to play the pure-hearted first love, so she plays along with the villainess. It tells her to win the hero over, so she runs off to cuddle up to the villainess. World One: [C-Rank Villainess System] Pei family heiress and career-focused powerhouse x [C+-Rank Heroine System] Scheming young lady from the capital’s elite, a lost heiress World Two: [C-Rank Villainess System] The legitimate eldest daughter of the Yongning Marquis’s household, afflicted with a heart condition x [B--Rank Heroine System] The recovered illegitimate third daughter of the Yongning Marquis’s household, sweet on the surface but ruthless within World Three: [B-Rank Villainess System] The useless only daughter of the Pei family, the richest in Nancheng x [A--Rank Heroine System] A mysterious girl who is both a doctor and an assassin World Four: [A-Rank Villainess System] The legitimate daughter of the handsome Pei family, a nine-tailed spirit fox x [A-Rank Heroine System] An unlucky girl, a little Taoist nun with amnesia World Five: [S-Rank Villainess System] Leader of the Dawn organization in the apocalypse x [S-Rank Heroine System] The boss’s wife of the Dawn organization in the apocalypse