One Year for Mourning

Mithi loses her mother within a short period of her father's passing away on the day of her brother's marriage. As she used to give her regular dialysis, she had been intertwined with her Mom's very existence. While she passed away, her brother,married and had a kid, asked her to stay in the groundfloor of the house for a year, all alone. The memories of the past came thronging to her mind, but would the mourning be confined to just one year? Or more...?