第1章 ‘+1’天赋 

'+1' talent

[Wizard + Leveling Up + Adventure + Cthulhu]

He was transported to another world and gained the talent that could increase any skill or technique by '+1'.

Once you break through the existing level bottleneck, '+1' will allow your skills and techniques to reach a new level.

Doing the exercises according to the answers? That doesn't seem too difficult for Natsumi.

When the stars shine brightly and all things come to an end, the summer's radiance will finally illuminate the world...

[巫师+升级+冒险+克苏鲁]
  穿越到异世界中，获得了任何技能功法都能‘+1’的天赋。
  只要突破现有的等级瓶颈，‘+1’就能让技能功法达到另一个新高度。
  照着答案写习题？这对夏间来说好像不是太难。
  而当群星闪耀之日，万物走向终点之时，夏间的光辉终将照耀世间一切……