Muichiro was you boyfriend and when you were walking crossing the road a fast car suddenly crash into you which got you into accident and have coma with amnesia once you woke up after 6 years , Muichiro told you were his friends since you couldnt remember him , and then you told him if he had an ex.

"Yes. I do have an ex.. but we didn't break up. She got crashed by a fast car while crossing the road." When you asked him where she is now he suddenly replied.. "She's.. Infront of me."