"Cards Against Humanity is a multiplayer party game ... Its title references the phrase "crimes against humanity", reflecting its politically incorrect content while its tagline serves as a basic overview of Cards Against Humanity due to the game's mature content and, often, dark comedy-like results.
...
To start the game, each player draws ten white "answer" cards. One randomly chosen player begins as the Card Czar, and plays a black "question" card. The Card Czar reads the question out to the group. Each player answers the question by passing one white "answer" card, face down, to the Card Czar. The [computer] shuffles all of the answers, ... and [the Card Czar] picks their favorite. Whoever played that answer gets to keep the Black Card as one Awesome Point. After each round, a new player becomes the Card Czar, and every player draws back up to ten cards." Wikipedia
It gets clear quickly when playing