What Should I Do with So Many Younger Sisters?

The day had come for a hugely popular virtual online game to shut down.

On the final day, every player received unlimited gold coins and began one last celebration.

So one guy went wild.

First, he bought every skill book for his class and leveled up to the maximum. Then he bought a bunch of beautiful NPCs he could only have dreamed of before and gave them all sorts of settings that even he found embarrassing.

For instance, he set every beautiful NPC to be his younger sister.

And then, he transmigrated...