Written in Stone Quest Walkthrough
The quest starts: after you talk to Timoxenos.
Description: After the dialogue, Timoxenos will show you around the neighborhood. Follow him and listen to his story.
At some point, Timoxenos will stop under an olive tree. Approach him and start a conversation. During the dialogue, you will be attacked by the opponents. Eliminating them will finish this quest. As a reward, you receive 8700 experience points.