After the explosive arrival of Nikki leaves the entire family reeling, Charlie begins to dig into their secrets, aided by a reluctant partnership with Sitaram.

When Solang Valley is rocked by a second death in a matter of weeks, Charlie's investigation kicks into an overdrive, as she reopens questions that others thought were already answered.

After a personal betrayal, Charlie becomes obsessed with unearthing the truth no matter the cost, but her reckless pursuit gives way to more enemies than answers.

Narrowly escaping a close call with death, Charlie reunites with Sitaram. Together they race against time to find the murderer, because now they're next on the list.

More lives are lost, secrets unearthed, and betrayals come to light in the final chapter of Charlie's investigation.