"Roommates and best friends," Jenner wrote with a smiley face.
Just three days prior, big sister Khloe Kardashian posed for a similar shot. Her photo, also covering North's face, showed the 29-year-old cradling her niece's little arm. "NW," the Keeping Up With the Kardashians star simply wrote alongside the photo. She also added a lipstick emoji icon.
Kim, 31, and the Yeezus rapper, 36, are currently living at Kris Jenner's home in Calabasas, Calif. In mid-September, the couple was spotted overseeing renovations for their new home in Los Angeles. "It's not close to being done, but it's coming along," a source previously told Us Weekly.