Magnum finds the young Asian mother who wanted to hire him missing from her father Dan Liu's home, having ended rehab after a career as Las Vegas croupier. Although employed as mere cleaner, she paid for a patient's expensive care. Magnum follows her trail to a gambling den where several Yakuza were murdered, yet Thomas, his police date Lia Kaleo (ex- organized crime squad) and her boss Katsumoto soon conclude they were collateral damage, she's the target East coast hit-men brother Ethan and Patrick McGowan were hired to eliminate. Higgins is in Kenya with her medical volunteer lover Dr. Morell, but by stealing back cases of vaccine for his field hospital upsets a mob which MI6 hired as informants on Jihadist terrorism, so must make a deal: protection for the medical team if she returns to Hawaii with a covert mission.
—KGF Vissers