Jer Lau is a Hong Kong singer and actor. An exceptional musician and guitarist, he was chosen to be the lead vocalist of the boy band Mirror. He has dreamed of becoming a musician since he was a child and formed bands with his friends before catapulting into the limelight after joining the talent show King Maker. Outside of his vital role within MIRROR, he has continued to pursue his individual musical endeavors. In 2020, he released his first solo single and completed his musical "trilogy" within the same year. His solo works better showcase his individuality and technical range, enabling him to take on extremely difficult pieces. His raw talent and stage presence are evident, and his works explore reflective and ethereal topics, creating a musical conversation with his fans and establishing him as a unique artistic force in the scene. Jer has also expanded his work into TV and film, starring in multiple shows and movies. In 2023, he was nominated for Best New Actor at the Hong Kong Film Awards. His first solo concert, "Across the Universe," held at the Hong Kong Convention and Exhibition Centre in July 2023, was a sold-out series of four nights, attracting over 30,000 fans. In February 2024, he released his first LP, "I am the I," on vinyl, making him the first member of MIRROR to release a solo album.