Toni, a grumpy in his fifties, avoids children at all costs. His life changes when he suddenly has to take care of his sister's five adopted children, each from a different country. Toni will have to deal with new parenthood and cultural differences.

深陷存在主义危机的中年老鼠阿诺德始终活在怀疑中：与妻子玛丽亚不同，他早已察觉世界是虚假的，如同精心布置的场景！阿诺德通过对抗所谓的朋友、邻居、医生甚至统治一切的ACME公司（一家制造万物的企业）来反抗社会。当发现所有怀疑都是事实且无法逃离噩梦世界时，阿诺德陷入疯狂。精疲力尽的他最终屈服命运，成为ACME模范公民。直至挚友拉米罗的幽灵与边缘人蘑菇先生伸出援手，阿诺德与玛丽亚策划了一场狡黠的逃亡计划，意图逃离小镇、挣脱场景，远离ACME的社会与经济控制，开启新生。

Paris, 1930. Luis Buñuel is penniless after the scandal surrounding the release of his last movie. Sculptor Ramón Acín, a good friend, buys a lottery ticket and promises Buñuel that he will pay for his next movie if he wins the prize.