29-sai Dokushin Chuuken Boukensha no Nichijou  Play Trailer

Everyday of the 29 years old single person adventurer., 29歳独身中堅冒険者の日常, The Everyday Life of a 29-Year Old Middling Adventurer

The narrative revolves around Shinonome Hajime, a Silver Range adventurer committed to fulfilling guild assignments. On a quest for monster meat, he encounters Lily, a mysterious girl in a dungeon who proves to be more trouble than she's worth. Despite her perilous situation, her tale evokes memories of his own past, prompting him to take her under his protection.