I’m an Old Adventurer at the Bottom, and When I Took the Plunge To Quit the Party That Looked Down on Me and Became a Freelancer, I Was Treated 3000 Times Better – I Want To Live a Relaxed and Fun Freelance Life in a Different World!

Native title: 底辺のおっさん冒険者、見下してくるパーティを思い切ってやめてフリーランスになったら待遇が3000倍になった～異世界でゆるゆるで楽しいフリーランス生活を送りたい！