[ singing ] >> reporter: mark coleman says aside from making a living here, he's been using his music to bring humanity back to a city that can feel transient and corporate. >> it's important for me to push the envelope and make people feel like you're not just a number or employee, but you're a person on this planet. >> reporter: mark moved to the city when he was around 12, but didn't pursue music until his early 40s. for the last seven years, he's been serenading tourists and locals. his sultry voice earned him a lot of supporters. >> when the pandemic happened, his music was super, super therapeutic to me. when it was like some of the darkest days in the world, his music would light everything up. >> reporter: mark even met his wife here, a german tourist. after years of talking about it, they decided to move to germany. >> i hope you appreciate, the years i've done this to make the city more relatable for your children, for you, and me. it's all over today. it's emotional for me. i'll miss you all. i'll miss the city. san francisco, i'll miss you. >> reporter: saturday was his fi