Sandro Aguilar’s “First Person Plural,” which screens at International Film Festival Rotterdam in the Tiger Competition, has launched its trailer with Variety.

The film is produced by O Som E A Fúria, the company behind Miguel Gomes’ “Tabu” and “Arabian Nights,” Eugène Green’s “The Portuguese Nun” and Lucrecia Martel’s “Zama.”

“First Person Plural” centers on Mateus Lagoa and his wife Irene, who will celebrate their 20th wedding anniversary at a luxurious resort on a tropical island, leaving their teenage son dangerously adrift. Before departure, during an unexpected night apart, vaccine side effects strike —fevers, fainting and hallucinations. A melancholic mood creeps in, fracturing their world and hinting at unforeseen dangers.

In a statement, Aguilar comments: “When Mateus and Irene wake up in their idyllic retreat and the whole landscape changes abruptly: luxury hotels, massages, cocktails, stereotypes of a reward on earth, everything takes on a ceremonial nature,...