0read's manga / #comedy(955)

Recalling her past life, realized she was reincarnated in a novel, as the ML's sister. Because there wll be a lot of frustrations because both ML & FL were going in a circle. She decide to help. They got engaged at 1 year stead of 3 as the original. But no, the happy ending she had waiting for might fail now that the FMs brother got in the way. But because demonic mana poisoning, a condition, sickness, that happen to non-native of the North, his body was cold and icy n lost consciousness, with the family powers of fire, she ended up helping the brother.

The northern duke's sword style takes away his emotions. Being Isekai as the female lead older sister, who jealous of the female lead who made flower blooms with her sword. Realizing where,who, she was, she took off to the north in order to save her favorite character. Even irritation and annoyance are emotions. In order to feel emotions, Duke married her who could stir him up.

Good reviews. Wait for me chs.