Why did prisms suddenly become popular?

Prism suddenly became popular because of its unique musical style and excellent stage performance. Their songs "One day you will be by my side", "Evergreen" and "Island" all aroused enthusiastic response on the Internet. In addition, they were founded in Chengdu in April, 20 15, and were composed of two brothers, jar and Kaka. After the band was founded, it began to upload its own music works on the music platform, which gradually attracted people's attention.