When Rules Turn Loose
# When Rules Turn Loose

When Rules Turn Loose (Traditional Chinese: 識法代言人) is a TVB modern drama series broadcast in December 2005.

Though the series backdrop revolves around the court; however, the main theme of the series deals with family bond. It depicts an insight of meaningful values of everyday family life.

## Cast

| Cast | Role | Description |
| - | - | - |
| Ha Yu | Shum Yat-On 沈逸安 | Chinese Writer Suen Man-Yee's husband. Shum Yat-Sum and Shum Yat-Yin's father. |
| Liza Wang | Suen Man-Yee 孫敏儀 | Lawyer Shum Yat-On's wife. Shum Yat-Sum and Shum Yat-Yin's mother. Yuen Sai-Hei's god-mother. |
| Patricia Liu | Shum Yat-Sum (Natalie) 沈一心 | Lawyer Suen Man-Yee and Shum Yat-On's daughter. Hung Ji-Dat's ex-wife. Shum Yat-Yin's older sister. Yuen Sai-Hei's lover. |
| Wayne Lai | Hung Ji-Dat (Raymond) 熊志達 | Lawyer Shum Yat-Shum's ex-husband. |
| Marco Ngai | Yuen Sai-Hei (Keith) 阮世晞 | Lawyer Suen Man-Yee's god-son. Shum Yat-Sum's lover. |
| Myolie Wu | Shum Yat-Yin 沈一言 | Law Student Suen Man-Yee and Shum Yat-On's daughter. Shum Yat-Sum's younger sister. Ching Hok-Kan's girlfriend. |
| Sammul Chan | Ching Hok-Kan (Dick) 程學勤 | Lawyer Shum Yat-Yin's boyfriend. |
| Lee Shing-Cheung | Shum Ji-Wah (Peter) 沈志華 | Shum Yat-On's younger brother. |
| Nancy Wu | Cheung Lai-Kei 張麗琪 | Shum Yat-Yin's friend. |
| Kate Tsui | Ada | Psychologist Ching Hok-Kan's friend. |
| Akina Hong (康華) | Yuen Ka-Wai 袁嘉蕙 | Hung Ji-Dat's friend. |
| Charmaine Li | Betty | |

## Viewership ratings

| | Week | Episode | Average Points | Peaking Points |
| - | - | - | - | - |
| 1 | December 7–9, 2005 | 1 — 3 | 26 | — |
| 2 | December 12–16, 2005 | 4 — 8 | 27 | 30 |
| 3 | December 19–23, 2005 | 9 — 13 | 26 | — |
| 4 | December 26–30, 2005 | 14 — 18 | 29 | — |
| 5 | January 2–4, 2006 | 19 — 21 | 33 | — |
