My Younger Knight Takes Care of Me in Another World

Mitsuki is an ordinary thirty-something office worker leading a monotonous life. His routine's suddenly shattered when he tries to help a girl in distress, only to be transported to another world. While the girl's meant to be there, Mitsuki's out of place, and nobody knows what to do with him. Fortunately, Volk, a noble knight, takes it upon himself to care for Mitsuki–even gently tending to him after he's rendered unconscious from an injury. But when Mitsuki comes to, it's not Volk next to him but a large black wolf! Just who—or what—is Volk and how is Mitsuki expected to survive in this unfamiliar world?