The game is based on a famous story about a weird neighbor. It is a card game where the player needs to find two similar cards among the other. The player doesn’t see the pictures, only the other side of the cards. Each time they turn the cards to check if there are two similar cards. They have a particular amount of time for each level. Each level will be more difficult. At the end of the level, the player gets gems. If they are run out of time, they will lose. There are 11 levels in summon.