A photographer-editor in Mumbai who reconnects with Chitra after a chance encounter. Formerly a police bomb squad officer in Chennai, he quit after his wife Aruna died in a train accident. He falls in love with Chitra, supports her son Shiva, and eventually marries her.
Central romantic pairing bound by shared trauma and mutual support.
Deceased spouse whose death fundamentally altered Karthikeyan's life path.
Supportive patriarch who actively facilitates his son's romantic future.
Explore the full interactive character relationship map of Rhythm