There are many factors that contributed to the development of their love for each other.
Shared interests in experimental art and music: Both Lennon and Ono were deeply involved in the art world, and they both had a strong interest in experimental music and art forms. Ono's unconventional approach to art and music resonated with Lennon, and they became collaborators and creative partners.
Intellectual connection: Lennon was impressed by Ono's intelligence and her ability to challenge his thoughts and ideas. They had many deep and meaningful conversations, and they found that they had a lot in common.
Emotional support: Ono provided emotional support for Lennon during a difficult time in his life. He was struggling with personal and professional issues, and Ono was there for him, offering him love and understanding.
Attraction to each other's personalities: Lennon was drawn to Ono's strong and independent nature, and she was attracted to his sensitivity and creativity. They both found each other to be intellectually stimulating and emotionally fulfilling.
Over time, their love grew and deepened, and they became inseparable. Lennon and Ono remained together until Lennon's tragic death in 1980.