Into the Fire by Rachael Blok

Eleven guests. Three nights. One murderer... This is the haunting and atmospheric new thriller from rising star of crime fiction, Rachael Blok.
In a gorgeous mansion in the Hertfordshire countryside, sisters Lois and Ebba prepare to launch their new venture. Archipelago is an exploitation-free tech company whose virtual reality game promises to unite the worlds of technology, politics and the environment.
Invited to the launch party are their investors: current and ex-politicians, international business moguls and activists, one of whom - Marieke - has been receiving online abuse and death threats for her views on eco-politics.
DCI Maarten Jansen has been summoned to join the house party. He is sure the threats are from online trolls with nothing better to do - he's only offering police protection because his boss wants to put the VIP guests at ease. But when eight of the guests are involved in a suspicious helicopter crash, Maarten...

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