Kondo Koso Shiawase ni Narimasu!
今度こそ幸せになります！
Source
This Time I Will Definitely Be Happy!
Kondo Koso Shiawase ni Narimasu!· 今度こそ幸せになります！
novel Completed 4 Vol.
70
Wait for me, Louisa. Her lover, Graham, who was chosen to be a hero said so and went to defeat the Demon Lord. But I don't feel like waiting. To tell the truth, I was betrayed by the hero of the lover three times in the past life in Louisa. So the fourth time the world does not wait for the brave anymore, I will be absolutely happy for myself-! Source: MU