It talks about a man named Diotrephes whom Gaius excommunicated from the church and had gone on to create an anti-missionary sentiment, trying to get the church to stop receiving missionaries.
Fala dun home chamado Diótrefes a quen Gaio excomungou da igrexa, quen suscitara un sentimento anti-misioneiro, tratando de conseguir que a igrexa evitase recibir aos misioneiros.