Chiyu Mahou No Machigatta Tsukaikata ~Senjou Wo Kakeru Kaifuku Youin~ (readlitenovel-com)

On a harsh rainy day, a high school student without any particular special skills, Usato Ken got dragged into another world summoning with two others; a good-looking guy and a beautiful girl, both of whom he strangely started getting along with just today. As an especially talentless individual that doesn’t stand out…