Indie developer Total Mayhem Games has "shadowdropped" an unreleased chapter in the We Were Here series of co-op puzzle games, titled We Were Here Expeditions: The FriendShip. But that's not all: the title is also playable for free until October 13, through the free trial version that you can download from the game page in the Store.

The FriendShip is the first game in the new We Were Here Expeditions series and represents the ultimate test of friendship. In The FriendShip, you and your partner will face a series of enigmatic trials, designed to test your communication, teamwork and trust.

We leave you to the announcement trailer and a set of images.