愛されない悪役令嬢に転生したので開き直って役に徹したら、何故だか溺愛が始まりました

Synopsis

She rescues a black cat and is reincarnated as Alice, the villainess from a novel she read in a previous life. Her husband treats her coldly and she is destined to commit suicide. "I've just been reincarnated, but that's no joke! I'll use him like a bad girl to survive! ....i thought I was playing the bad girl, but for some reason, my husband doted on me...?" And then, she gets into a one-year contractual marriage with a cool and handsome duke!