Twins sisters but ones a mute their mom goes missing and they try to solve it

[Sonia]

Twin sister but one’s a mute their mom goes missing and there dads abusive. He doesn’t let them leave the cross the creek on the property line to play with friends. The girls mute because she knows what happened to the mom. They would sneak to a tree house when they felt their dad would start getting abusive.

[bookel]

Year read???

[Lobstergirl, au gratin]

Fiction? Nonfiction? That and the genre needs to be in your header.

It would help to know how old the sisters are. And if this is for children, YA, or adult. Where and when it's set.

[SBC]

If the mutism is psychological, it may be worth taking a look at this list of stories about characters with selective mutism (if you haven't already): https://www.goodreads.com/list/show/6...