The Brilliant Healer's New Life in the Shadows (Manga): Volume 2 by Sakaku Hishikawa

After following up on a lead about Callendore’s involvement in child trafficking, Krishna discovers the rumors to be true and finds herself in mortal peril—that is, until Zenos comes to her rescue just in the nick of time. Having earned the knight’s appreciation and added yet another “unique” lady to his ever-growing collection of difficult patients, our exasperated hero returns to his usual routine.
Elsewhere, a certain healer-less party finds out that maybe they’ve made a terrible mistake. Soon Zenos finds himself having to deal with a new problem—well, an old problem, really. As trouble continues to follow the shadow healer wherever he goes, his wish for anonymity slips further and further away from his grasp...