Olive chooses to become a Court Jester.
"Well, that is not so bad... To each her own."
To get the Jester ending, you need to have befriend the Jester and have 80 points of Art and 80 points in conversation. Befriending the Jester requires you to have at least 40 points in conversation and high sensitivity.
This ending is obtained by becoming close friends with the Jester at the palace.
Sensitivity and constitution plays a major role in Olive's success.