Yi is yin wood — supple, adaptable, climbing by borrowing structure.
Personality traits
Flexible, quick to adapt
Gentle and detailed; leverages others
Will hidden beneath softness
Depends on environment; fears storms
How to read it
Yi doesn't outgrow Jia — it outclimbs it by attaching. A weak Yi needs Jia to lean on and Gui to drink; a lone vine drifts. Yi wins not by force but by finding the right wall.