'A Healer's Mercy' Quest Walkthrough in Phantom Blade Zero

To complete "A Healer's Mercy" in Phantom Blade Zero, players must find four lost thieves in the Crimson Forest and give them Yu'er's medicine. The quest starts after meeting Yu'er at the Thieves' Camp, and the four thieves are hidden behind blue flowers, below a cave mechanism, at the end of a Cliffside Lodge tunnel, and behind the Thieves' Camp dungeon entrance. Speaking with Yu'er afterward rewards the Calming Gourd accessory.