What is klaine?

"Klaine" is the portmanteau name for the romantic relationship between characters Kurt Hummel and Blaine Anderson from the television series "Glee." Their relationship is notable for its exploration of LGBTQ+ themes, including love, acceptance, and personal growth. The couple became a fan favorite, known for their musical duets and emotional storylines, ultimately culminating in their engagement. The term "Klaine" reflects the strong fanbase that supports their love story throughout the series.