600Seconds ~ The Deep Church ~ Introduces players with a brave warrior. The main character is the girl Mitsuki, dressed in school uniform. The character is made in an anime style that fans of Japanese animation will definitely appeal. The protagonist is located in the world of nightmares, from which he is desperately trying to get out. To do this, she needs to defeat the demon, only after that you can return to reality. Events take place on July 15, 1927, and always begin at 23:50. The player for everything about everything will be 600 seconds, if you do not invest at the allotted time, then the simulation will begin again. Mitsuki will have to get courage and challenge their own nightmares in order to save themselves. Creating a project, the developers were inspired by the mythology of Ktulhu.

The only location in the game is the old abandoned church. The temple contains many rooms and dangers in the form of evil spirits. At first, the heroine cannot resist them, because she is unarmed. However, in some places you can find weapons, which in the game of 8 types: 4 public and 4 secret ones. That is why the study is a very important part of the gameplay. Mitsuki can also find red and green mint, the first strengthens health, and the second increases. The ultimate goal is to get to the bell and call the main demon to fight him in a duel. Getting to the final, the heroine will come to die more than once and start again, but she simply has no choice.