Sorcerous Stabber Orphen: The Wayward Journey Volume 18 by Yoshinobu Akita

Despite an invitation from Almagest, the lord of the Imminent Domain, Orphen arrives to discover the man is dead–only to rediscover him walking his manor alive and well the next morning with a seemingly brainwashed Claiomh and Majic in tow. Though Orphen wants nothing more than to escape, a pack of Deep Dragons approaches from their sanctuary. The walls are starting to feel like they’re closing in...