CHICAGO (CBS) — One of the 49 victims of the massacre at an Orlando club was a former Chicago resident who moved to Florida in March.

Angel Candelario-Pardo was 28 years old and he worked at the Illinois Institute of Optometry.

READ MORE: 'We're Back': Store Owner Reopens Chicago Sports On Michigan Avenue After 2020 Unrest

Friends and former co-workers say they will remember his incredible energy and ever-present smile.

Parisa Sobhi met Candelario-Pardo during here time as a student at the optometry institute.

“He was one person who everybody was comfortable to talk to,” Sobhi said.

He had moved from Chicago to Orlando in March, for a new job in optometry and to be with his new partner.

He was shot and killed Saturday night inside Pulse nightclub.

But his optometry career started here in Chicago.

READ MORE: Man Shot And Killed In Near North

Charles Wesby sat next to Candelario-Pardo every day at work.

“It takes a special personality to take care of elderly patients and he had that personality,” Wesby said. “We did everything together.”

“He loved life. He wanted to be happy.”

And while Angel’s loss in mourned, across town, a former Floridian says he is thankful to be alive.

“That could have been me, it should have been me in a sense,” said Bryan Boniloa, who moved to Chicago last year. ‘

He is grateful more than ever.

MORE NEWS: Ed's Driveway: Rivian Adventure Vehicle

“It just makes me think of life much more differently now.”