The young man, who has come to Hainan alone to repeat his studies, meets a group of "salty boys" with similar taste and a group of "weed girls" with different backgrounds.
| Actor | Role |
|---|---|
 Peng YuchangBrother Gou | Brother Gou |
| NNatalie HsuXiao Huang | Xiao Huang |
 Zhang YouhaoFanti Long | Fanti Long |
 Yin ZhengBrother Dahua | Brother Dahua |
 Sun RuiPan Pan | Pan Pan |
 Si WaigeAh Ze | Ah Ze |
 Liao YueyingChubby Sister | Chubby Sister |
| HHu YuxuanLi | Li |
 Qiao ShanPrincipal | Principal |
 Carman Lee Yeuk-TungLao Gou's Aunt | Lao Gou's Aunt |
 Huang JueNot listed | Not listed |
 Liu MintaoPrincipal Girl | Principal Girl |
 Zhang YiWu Dong Qiji | Wu Dong Qiji |
 Liu YiweiFanti Long's Father | Fanti Long's Father |
 Liang JingNot listed | Not listed |
 Jing GangshanNot listed | Not listed |
 Huo SiyanNot listed | Not listed |
 Calvin Choi Yat-ChiNot listed | Not listed |
 Sammi Cheng Sau-ManSelf | Self |
 Xie NanReporter | Reporter |
 Li GengxiNot listed | Not listed |