What does it mean to invite factions in the light encounter?

A name. Light Encounter is a social adventure game developed by game producer Chen Xinghan and his team Thatgamecompany. Paipai is to form a team with playmates. The name of the team is Paipai, and when recruiting players, it is called Zhaopai. In the game, players will be incarnated as "descendants of light", bearing the will of their ancestors, and hand in hand with friends to launch an adventurous journey on this wonderful continent of Sky Kingdom.