Overview

• Waller's new song, 'Who Knew (Her Perspective),' addresses his difficulties with intimacy in relationships.
• The music video depicts Waller's attempt to understand his past romances from a woman's viewpoint.
• Waller and Plum divorced in April after a year of marriage, with Plum expressing her emotional toll.
• Waller is contemplating retirement from the NFL while focusing on his music career.
• He plans to release a full album later this year.