Maximum Threat
Narrated by Clint Jones
A Grant Valor Action Thriller, Book 4
- Released
- May 5, 2026
- Length
- 6 hrs 40 mins
- Format
- Unabridged Audiobook
- Publisher
- Jack Mars
In Maximum Threat, the fourth installment of Jack Mars's high-stakes action thriller series, elite international operative Grant Valor and his team face a daring heist targeting a military aircraft carrier amidst turbulent waters. As they navigate a tense and dangerous confrontation, Valor must rely on his skills and instincts to outwit and outfight those threatening national security. Packed with twists and intense sequences, this installment continues the series's reputation for riveting, edge-of-your-seat adventure.
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