How to say lover relationship? How to say it ? When you to introduce lover(not husband and wife). - They are dating now. - They are lover. - They are girlfriend and boyfriend Which one is best ? Thanks!

it's raining now! It's raining now! One friend sent her photo to me via mail. She looks great, and seems that she has a good life now. I liked her when we were in high school.After high school, we went to our universities in diffenent cities. We started to be apart. We had great time together.