Kasei Madoushi no Isekai Seikatsu: Boukenchuu no Kasei Fugyou Uketamawarimasu!

A rank adventurer Alec meets Shiori, a woman with the mysterious title of “household mage.“ Shiori the low rank magician is able to prepare warm baths and delicious meals on their adventures with her strange use of magic, providing an all too comfortable environment that would be unfitting to call an ordinary camp. Though she has thoroughly won over the hearts of Alec and his companions, she has a secret.