Wilful Murder is part 2 of the Alicia Allen Investigates crime trilogy and sees the return of the female protagonist Alicia Allen, the Anglo-Italian lawyer based in London. When Isabelle Parker, a young Australian heiress who is about to inherit a multi-million pound fortune from her English grandfather, instructs Alicia to make her a Will in contemplation of her forthcoming marriage Alicia discovers that most of Isabelle’s family have died in unusual circumstances. Soon it becomes apparent that Isabelle’s life might also be at risk and when Isabelle’s fiancé is killed in an explosion at his artist’s studio, Alicia becomes convinced that the real target was Isabelle. Now embroiled in a murder investigation, Alicia follows the trail to Australia. Travelling around Australia she hears of further murders connected to the case. Convinced that the answer lies in Isabelle’s past she starts to dig deep into her family background. But will she discover the truth in time to save Isabelle from the same fate as other members of her family?