Healer Carol is an E-rank... even among adventurers, it's the absolute weakest.

Even though, I was told that I’d be useless... I tried my best for my comrades and continued creating medicines but… in the end, I was still thrown out of the party!
I don’t have enough money to get back home and the future looks bleak in this strange town.

In the meantime, Carol met a dying adventurer, Kaido, by chance. She treated him with the medicine which she had created for free. While doing that, for some reason, the medicine received extremely high praise---!

Saotome Makoto is a girl with a height of 173cm, due to heredity. Influenced by her other brothers, she grew up being physically stronger than average girls. However, just like any other girl, Makoto wishes to be a princess and the one that will treat her like one is none other than a senior she saved, Ichijou-senpai?