Lakcis:
If you tell her I sent you, Chesha will believe you. Wouldn't you say so?
Well, she is known for being picky, actually... Wow, that's it! What about proving that you're sufficiently worthy, and then going to Chesha and telling her about it?
Don't forget! To get inside the ruins and to move around inside, you can use the Ye Sagira Teleportation Device.