Taking to her Instagram handle on Thursday, Bebo posted a picture of Saif from a distance, that she had clicked from a window or a balcony.
In the picture, Saif, standing at the opposite building's roof, can be seen sipping a hot beverage.
Kareena wrote, "Ok so we are still...in love in the times of Corona era. Don't forget guys!!! It's lurking..."
The '3 Idiots' actor had tested positive for the deadly virus on December 13 after attending a gathering at filmmaker Karan Johar's house on December 8.
Amrita Arora, Seema Khan and Maheep Kapoor, who too were present there had also tested positive for the novel coronavirus. However, Karan has not contracted it.
Bebo's house help has also tested positive for COVID-19, the Brihanmumbai Municipal Corporation (BMC) informed on Wednesday. (ANI)