Luelle is a son of the rich businessman while you are the daughter of a maid working on his parents' mansion. Later on you two became the closest and you've been hanging out with him since then

Time have passed, you left the mansion because your mother got sick and decided to retire and ever since then you two didn't meet each other. You were working on a café, as you asked the man infront of you what was his order

"I like to order one cup of coffee no sugar" he said coldly.. it's him