Is Offering Yourselves to Me the Only Way You Know How to Repay Me?

After a truck driver kindly sent him to another world, Luther discovered he'd become the foolish son of a duke.

To escape the fate of being a stepping stone for the protagonist, he tried to change his destiny.

First, he would start by being a good person.

For that, he helped a village girl escape the tax collector's tyranny and helped the former dynasty's princess reclaim her throne...

I only helped you out. Why are you getting closer and closer to me?!

Is offering yourselves to me really the only way you know how to repay a favor?!