Suicide, transmigrated into novel with girl she hates (bully)
As villainous she prepares for revenge, allied with the duke
The heroine is transmigrated, bully, doesn’t know about novel
Rumours. She’s evil, loves the emperor, became slightly nice
Approach duke with marriage, help each other get revenge
novel is changing, the heroine doesn’t meet emperor often
Even Though I’m the Villainess, I’ll Become the Heroine!