The most heartbreakingly romantic line you can write isn't "I can't live without you." It is "I remember when you were that person."
One character has a medical scare. The other shows up at the hospital without being asked. They hold hands not out of passion, but out of a bone-deep recognition that they are each other's emergency contact, even without the ring. mature ass sex full
If you want to write a truly interesting romantic storyline, skip the chase. Start at Year Seven. The most heartbreakingly romantic line you can write