The plot follows two brothers (Carlos and Paco) hoping for their mother to die so they can inherit an apartment building in the centre of Madrid.

[2][3] The film is a Feelgood, Kowalski Films, Goblin Audiovisual, and Alimañas AIE production, with the association of Sony Pictures International Productions, the participation of RTVE, Movistar Plus+, and Canal Sur and funding from the Madrid regional administration and ICAA.

[5] Included as a late addition to the slate of the Manresa-based CLAM Festival [ca],[6] Alimañas premiered on 20 October 2023.

[9] Enid Román Almansa of Cinemanía rated the film 2½ ot of 5 stars, deeming it to be "made for fans of the actors and no one else".

[10] Pablo Vázquez of Fotogramas rated the film 3 out of 5 stars, describing it as "morally sordid, minimalist, nihilistic, uncomfortable and dark as a rat's belly, sometimes coarse and often insidious".