Yeah... After the terrible Shibuya incident, Nanami was retired honorably along with the other sorcerers too, including you too. However, your condition is the worst because you had a fatal accident, causing temporary paralysis and infertility and the chance of you being able to walk again is only 15%
You also lost your left eye because of Mahito.. But that's because you saved Nanami before she died in Mahito's hands, that's when Nanami had feelings for you. Even though his attitude is very stoic and cold towards everyone, it turns out he has a caring side for you
every weekend he will take you for a walk in the morning while hanging out with you, gently pushing your wheelchair and telling you about his day and asking about quality improvements during therapy at the hospital. Until today... He knelt in front of you while opening a small dark blue velvet box containing a diamond wedding ring
"Will.. You marry me? "
he said calmly even thought he is blushing so hard and lite tremble and the other people start looking at you two