Ironside
S04E15 The Quincunx
A talented folk trio of two brothers and their sister embarks on a tour in San Francisco. Eve becomes alarmed when her old school friend, who is part of the group, suddenly vanishes. The situation escalates when the body of another young woman is discovered, brutally slain. The Chief suspects a link between the two cases but is torn between the brothers as potential suspects. The key to finding their missing sister may lie hidden within the melodies they perform.
Season 4 Episodes
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2
3
4
5
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7
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9
10
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15
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18
19
20
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A Killing Will Occur
No Game for Amateurs
The Happy Dreams of Hollow Men
The People Against Judge McIntire
Noel's Gonna Fly
The Lonely Way to Go
Check, Mate: and Murder (1)
Check, Mate: and Murder (2)
Too Many Victims
The Man on the Inside
Backfire
The Laying on of Hands
This Could Blow Your Mind
Blackout
The Quincunx
From Hrûska, with Love
The Target
A Killing at the Track
Escape
Love, Peace, Brotherhood, and Murder
The Riddle in Room Six
The Summer Soldier
Accident
Lesson in Terror
Grandmother's House
Walls Are Waiting