Packer machine and wrapping method to manufacture a packet of tobacco articles containing two distinct groups of tobacco articles; the following are provided: a coupling wheel which rotates with continuous motion around a rotation axis and supports a pair of coupling pockets; a feeding station in which a first group of tobacco articles is fed to a first coupling pocket and, subsequently, a second group of tobacco articles is fed to a second coupling pocket; an actuating device which brings, downstream of the feeding station, the two coupling pockets closer to each other, until the two coupling pockets are side by side; and a releasing station, in which the two groups of tobacco articles are extracted together from both the coupling pockets arranged side by side, so that the two groups of tobacco articles are side by side when they come out of the coupling pockets.