Book 4

Krai's party had safely and successfully completed the rescue
mission—or so he
thought. But a new threat lurks in the capital:
Sitri’s super-dangerous slime—the very
same one he had lost in
the White Wolf’s Den. As he searches for its whereabouts, an
unsettling
feeling spreads throughout the city...

Book 5

A search party of hunters heads off to the White Wolf’s Den on Krai Andrey’s orders. What they find there is a terrifyingly ominous monster—the likes of which they’ve never seen before! Meanwhile, a restless Krai gets a visit from an old friend (and fellow member of the Grieving Souls): Sitri Smart. The master alchemist returns home at last...