Egor is 30 years old, his job is to sing along with guests at karaoke, but he dreams of singing his own songs and building a happy life with Yulia, contrary to the wishes of her millionaire father. In his own closet, Egor finds a portal to 1991. Having found himself in the past, he begins to perform super hits of different years, passing them off as his own. At one point, fame, money, new opportunities fall upon Egor, and he comes up with a brilliant plan that will provide him with an ideal future. But each attempt to change something in the past leads to increasingly unexpected results in the future.