For one reason or another, our heroine, the so called "Jane Doe Witch", has decided to buy herself two twin dragon boys as slaves.

Several years have passed since then, and the twins have gotten much bigger. Even though they're slaves, they feel more like family, and even think of the witch as such. But she's hiding something, and they want to know exactly what.

"We're family, right? There's nothing to hide."

Even then, she still didn't tell them.

But they couldn't take it anymore, and so they created a plan...

(Source: DLsite garumani)