Romain is 23 years old sharing a small apartment in his native Paris. He aspires to be a writer but is currently working as night watchman in a hotel. His father (62) goes into retirement and pretends indifference. His roommate Karim (24) has only one thing in mind: to seduce each and every girl, any way he can... His 85 year old grandmother is sent to a nursing home and feels out of place amongst all these old people. One day, his grandma disappears. She has escaped from the nursing home. Romain takes off to go find her, somewhere in her memories…