I Just Descended the Mountain, Only to Be Tricked Into Marriage by a Goddess

[Hot-blooded killing + invincible flow + not a saint + single female protagonist + pretentious cool story]

The miraculous doctor came down from the mountain and rescued the beauty, spending a night with the goddess on the boat.

When the goddess woke up, she said, "From now on, I am your woman. You have to be responsible for me and get married with me!"

It turned out that after this night, the goddess fell in love with him...