Future meets three university students: Felix (Justin Cheung), Dan-san (Andrew Kwok) and Sing (Tsui Ho-cheong).

The men are obsessed with female students next door: Chin-chin (Akiho Yoshizawa), Chen-chen (Monna Lam) and Sai-sai (Chen Chih-ying).

[1] The film has an international cast with Chinese actress Macy Wu as Future, Taiwanese male lead of Chen Chun-yan as the lead role of Long and two Japanese AV idols (Akiho Yoshizawa as Chin-chin and Akiho and Taka Kato as a Xucker male assassin.

[1] Chinese model Macy Wu stated she took on the role of Future as she felt director Cash Chin "filmed women in a beautiful way".

[1] Derek Elley of Film Business Asia described the style of The 33D Invader as "a harmless, silly-arse Cantonese youth comedy with lots of nudity and a couple of gross-out visual gags".