Honestly, it is extremely difficult to reignite old feelings after they have cooled down so much, depending on how things ended. Adjustments would have to start with you, and reconfiguring your own parts, getting yourself together, and working on the other person, so basically operating on every front. But it is not impossible.
I would advise you summon ZARO, give onto him an offering of a red candle, to configure a fiery aspect, and make their blood boil. Make your entire situation clear, from start to finish, and what you want and need. You will be guided towards all the needed vectors of action