Deep Space intelligence : Raven's Revenge

#3 in the series.
Tilly Jordan had planned just a pleasant holiday with her mom and dad. But bad things were happening on Tryzon. Young men were disappearing. It had to be linked with drixolate. Tilly worked with the local police on the case, but they needed serious help to save those in danger and that meant Tagg Raven. The bad guys had it all their own way, but Raven and Tilly Jordan were prepared to put it all on the line for the human race.. Raven needed his revenge!