"Let's Go" follows Ender, an introverted young man stuck in the monotony of his life as a programmer. His best friend, Víctor extroverted and always ready to take risks, convinces him to embark on a spontaneous adventure to the farewell party of Ruth, an influencer who is about to move to Italy and happens to be Ender’s longtime crush.
On their journey to the party, Ender and Víctor face a series of comedic obstacles. From unclogging a toilet at a bus stop to hitchhiking on the highway to reach their destination, each challenge tests their friendship and their own perceptions of life.
Along the way, Ender reflects on his feelings for Ruth, who eventually reveals that he is special to her in an unexpected way. This revelation, along with Víctor's support, helps Ender gain a deeper understanding of himself.