The main menu of the game can be found on the lower part of the screen and it contains: Events, Guild, Bag, Gacha, Characters.

Events is the place where you can find all the current active events in the game.

Guild (unlocked after clearing Ch.6-3) is where you can join and guild.

Bag is your inventory and all the items that you own will be found here, in one of the cathegories.

Gacha is the menu where you find all the active summons for the game. In here you can shop for cubes or other items and use them to summon characters.

Characters is the character list of all your summoned girls. Here you can bond, awaken, level up, see their skins and status.