Time to Study

Steps

 * 1) Use the attuner on  in the Eidolon Undergrowth.  ''(They are mostly found near the leaves of trees.  Also, they cast a self-buff called "Spirit Barrier" that mitigates approximately 95% of incoming damage.  It only lasts for six  seconds, but there is a chance that it will proc again with a successful hit.  Just pause for six seconds and the buff will expire.)
 * 2) Return (and talk) to Hashu.

Rewards

 * At least