The Unwanted Undead Adventurer (Light Novel): Volume 7 - Yu Okano - Bog

Now that they can travel by teleportation circle, Rentt and Lorraine visit Vistelya, the capital of the Kingdom of Yaaran. Using Lorraine's magic to hide his identity, Rentt decides to check out the guild headquarters. While viewing the job board there, a Silver-class adventurer from Maalt named Augurey requests that he accept a job. They agree, but Rentt and Lorraine's fighting styles end up giving away their identities. They form a magic contract to keep their visit a secret, but then the God of Contracts appears!