A Serpent's Tooth
- Episode aired Feb 6, 2020
- TV-PG
- 43m
After a fatal accident in a carpet warehouse, the youngest daughter of a carpet king hires Frank and Lu to investigate her own sisters.After a fatal accident in a carpet warehouse, the youngest daughter of a carpet king hires Frank and Lu to investigate her own sisters.After a fatal accident in a carpet warehouse, the youngest daughter of a carpet king hires Frank and Lu to investigate her own sisters.