Ah, treasure boxes - what a wonderful theme. And, I can imagine it truly is something they would both do.

"He wanted to draw Sean against the sea, with the waves lapping at his ankles and his pressed slacks rolled upwards, his suit all clean lines stark against the sunset caught in the gold of his skin and his hair."

That's a wonderful piece of imagery which is so tangible I can almost smell the salt spray.

This was a beautiful piece of writing; very much looking forward to the rest of the story.