The 'BILLY bookcase' was a late addition, that's why it was not included in my screenshots.
If you like the HEMNES set you might be interested in HEMNES Add-ons by shakeshaft and Slaved by mustluvcatz also IKEA Hemnes Bedroom by HugeLunatic, IKEA Hemnes Office by HugeLunatic, slaved Hemnes table set by Karas & HEMNES desk add on for The Sims by TheNinthWave.
6 Retratech "Office Pal" Economy Desk - Found: Buy Mode > Surfaces > Desks. Price: §80.
6 Stark Inspiration Chair - Found: Buy Mode > Comfort > Dining Chairs. Price: §800.
4 BILLY Bookcase - Found: Buy Mode > Hobbies > Knowledge. Price: §190.
3 HEMNES Mirror - Found: Buy Mode > Decorative > Mirrors. Price: §150.
1 HEMNES Bedframe-Single - Found: Buy Mode > Comfort > Beds. Price: §480.
1 HEMNES Bedframe-Double - Found: Buy Mode > Comfort > Beds. Price: §730.
1 HEMNES Bedside Table-Square - Found: Buy Mode > Surfaces > End Tables. Price: §75.
1 HEMNES Bedside Table-Round - Found: Buy Mode > Surfaces > End Tables. Price: §145.
1 HEMNES Chest of 3 Drawers - Found: Buy Mode > Miscellaneous > Dressers. Price: §220.
1 HEMNES Chest of 6 Drawers - Found: Buy Mode > Miscellaneous > Dressers. Price: §340.
Many thanks to the creators for the Custom Content used in my screenshots:
Pocci's DewDrop lamp Recolours by Mustluvcatz
Apple iMac by pacotacoplayer
Melaka Plant by Moune
Sage Office Books by Buggybooz
Trendy Pink Bedding by TheNinthWave
IKEA Hemnes- Maxis Completer Colors by amythestfenix
All files have been compressed and checked in game. Colour charts are included in the zip file.