A Secret Cure

A Secret Cure is a in Xenoblade Chronicles 2. It can be received from Iona in the Entertainment District in Fonsa Myma, Kingdom of Uraya.

Quest objectives

 * Get the mercs to gather information about capable doctors.
 * Visit the doctor, taking into account the gathered information.
 * Go and meet Smaia, who went to the Ardainian Garrison in Temperantia.
 * Go and meet Smaia, who headed to Toxbloom Spring in Temperantia.
 * Collect Wraithwood Root (3) in Temperantia.
 * The root at Xataris Spring requires clearing a Fortitude and Botany level 5 check.
 * The root at Toxbloom Spring requires clearing a Fortitude level 3 and Botany level 7 Field Skill check.
 * The root west of Ruined Chapel of Danafas requires clearing a Fortitude level 4 and Botany level 6 Field Skill check.
 * Speak to Smaia at Toxbloom Spring in Temperantia.
 * Speak with Smaia, who returned to Admar Storage Zone in Mor Ardain.
 * Complete all three objectives:
 * Collect Gloomwood Root (3) at Spirit Crucible Elpys.
 * The three roots require clearing a Fortitude level 4 and Botany level 9 check, a Fortitude level 4 and Botany level 7 check and a Fortitude level 3 and Botany level 10 check.
 * Collect Cloud Sea Halite at the Cliffs of Morytha.
 * Collecting the Cloud Sea Halite requires clearing a Fortitude level 6 and Mineralogy level 7 check.
 * Collect vegetables (3) that make you feel younger.
 * The Nopopomouli can be obtained by completing the Merc Mission, Manufacture Help, given by Nomon after completing his quest, Grow, Little Vegetables!.
 * Deliver the ingredients to Smaia at Admar Storage Zone in Mor Ardain.
 * Collect True Dragon Incense (2) in the Dragon's Stomach in Uraya.
 * The part of the Dragon's Stomach where True Dragon Incense can be collected is accessible after completing The Titan Scholar.
 * Speak with Smaia at Admar Storage Zone in Mor Ardain.
 * Take on the "Medicine Knowledge" Merc Mission to help Smaia make medicine.
 * Speak with Smaia at Admar Storage Zone in Mor Ardain.
 * Speak with Iona in the Entertainment District in Uraya.

Results
"You gathered the necessary ingredients and delivered the medicine to Cole. He seems to be improving by the day."