On the last night of Mercury retrograde, the gang rookie Hao suffered a series of accidents and was forced to assassinate his benefactor. Hao blamed all this on Mercury retrograde, and hoped that Mercury retrograde would pass quickly…
| Actor | Role |
|---|---|
 Wu Chien-hoHao | Hao |
 King Jieh-wenTiger | Tiger |
 Lo Ke-shanRen | Ren |
 Wu Hung-hsiuMing | Ming |
 Du Wei-liThe other Man | The other Man |
 Alvin LinHot Girl | Hot Girl |
 Chelsea NgMi | Mi |
| CChen Yi-fanSung | Sung |
| SSmile DannyDancing King | Dancing King |
| CChen ChunJupiter / Mercury (voice) | Jupiter / Mercury (voice) |
 Hsiao Han-fangMercury (voice) | Mercury (voice) |