Window seat with built-in bookshelves. Could use IKEA: Hemnes daybed kitchen pullouts each), and Billy bookcases each or with uppers each). Total cost with knobs, trim, paint, etc. would be about The skylight is a nice touch too!
Bedroom: Small Living Space With Light Grey Wall Paint And Beige Carpet Floor Featuring IKEA Daybed And Storage Drawers Under The Daybed And Complete With Cozy Pillows Cushions And Wall Mounted Mirror, Daybed Drawers Design For Elegant Furniture Ideas