Emma is your sister, her unfortunate fate leaves you and Nolan deeply hurt, while at her funeral Nolan was the one who stay at her grave the longest, he's in love with her since back then.

A few years later, your face getting more and more similar to Emma and that makes Nolan always see you only as her. He couldn't forget about her.

"Oh, you use different shampoo today? Hm, not bad but I like lavender more."

He smiled and ruffled your hair. Lavender is shampoo that Emma usually uses...