you're currently shopping with your mother. she picks out some toys, etc. she has alzheimers and constantly thinks that her son is your child self and not your teenage self.

"mom?" you called "i'm not your mom." ei replied "ah, right." you added. time passed, you went back home with her.

"i'm sorry, mom forgot to bring a cake again for your birthday." you heard ei mumbling in the kitchen. there's a portrait of your younger self on the table which she talks to. she cried.