Bokensha Raisensu wo Hakudatsu Sareta Ossan da Kedo, Manamusume fa Dekita node Nonbiri Jinsei wo Oka Suru 1 (Gangan Comics UP!)

[Machine Translation] The two-person journey of the former greatest adventurer and the cursed girl is about to begin! Douglas was once known as a legendary enhancement magician. But now he is an old man, and his body is in a state of decay and disrepair. He is also plagued by a strange symptom of decreasing maximum HP, and his heroes' party is fired. Douglas is now on a journey alone, and during his wanderings, he encounters a cursed girl named Rabbi.... Their encounter and journey begins in Volume 1!

元・最強冒険者と呪われた少女の二人旅、開幕！！かつて、伝説の強化魔術師と名を馳せたダグラス。だが今ではおっさんと呼ばれる歳になり、体は衰えてボロボロに。さらにHPの最大値が減少してゆく奇怪な症状に悩まされ、勇者パーティーは首になり、遂にはギルドから冒険者ライセンスを剥奪される事態に…。こうして、一人当てのない旅をすることになったダグラスが、放浪の途中、呪われた少女・ラビと遭遇します──…。　二人の出会いと旅が始まる第1巻！！