Tā xīnkǔ zǎn de qián quán bèi lǐcái piànjú piànzǒu le.
All the money she'd worked hard to save was taken by an investment scam.
Tips
usage
Broader than 杀猪盘 — covers any financial-product fraud (fake private funds, Ponzi schemes, 'guaranteed returns' platforms), not just ones built on a fake relationship.