The Reason Why the Villainess Saved the Male Protagonist’s Terminally Ill Brother

“I want to get healthy soon, Diana. So let’s have more skinship starting tomorrow.”
I possessed a villainess who was kicked out after committing atrocities.
If this continues, I will starve to death or die from the cold.
Fortunately, there was no law that said I would die a dog’s death.
[System: A gift for the possessed who is flustered by the sudden possession!
I will give you one of the abilities of the female protagonist in a web novel you read in the past!]
That’s how I became the only healer in this world.
* * *
With my healing ability, the male protagonist’s older brother and I entered into a contract marriage.
I was promised 10,000 gold coins in exchange for curing him.
“It’s convenient because my goal is money.”
At first, he spoke coldly…
“You’re too naive. Is that all you need?”
“Huh?”
“You saved me, so you should be greedy for more.”
“You’re going to give me more money, right?”
I reached out to him, and he placed his hand on top of mine.
“If you have me, you can have everything.”