Become the strongest hero with the outstanding skill “Convenience Store”! ~While enjoying my convenience store life in another world, I decided to look back at the classmate who expelled me~

外れスキル『コンビニ』で最強の勇者に成り上がる！～異世界でコンビニ生活を満喫しつつ、オレを追放したクラスメイトを見返す事にしました～