Millwork can be used in many ways, beyond just providing storage...
In this case, a portion of a wall (right side on image) was clad in the same wood as the millwork and a hidden door was added flush to the millwork piece to conceal an ensuite in a master bedroom.
Other than allowing the Architrix Studios team to express our architectural creativity, hidden doors can evoke a sense of mystery and uniqueness in a space and be seen as a luxury addition, potentially increasing the value of a home.
photo by Sama Jim Canzian. architecture by Randy Bens