Illicit Artifacts by Stevie Mikayne

Jil knew her foster mother, Elise, was sick. So why does her death seem so sudden? Unable to shake the feeling that there's more to this story, Jil begins unearthing secrets. Her quest leads her down unexpected paths teeming with uncomfortable questions about the woman she thought she knew. Why does Elise have stolen art in her home? And where did she get the substantial amount of money she's left Jil in her will? Jil and her lover, Jess, are used to confiding everything, but Jil just can't let Jess into this part of her life. As she gets closer to learning the truth about Elise's past, Jil collides with memories of her own past she thought she'd let go. Did she ever know Elise at all? Can she get a grip on what she's discovered before her silence drives Jess away forever?