God of the Moment and Magic Poker

She came to this school after following the surveillance to find the mysterious superpower. What she thought was a simple and easy task turned out to be unusually frequent, and she was involved in a larger whirlpool. The content of the task also changed. Can the 100% completion rate really continue? There are 54 playing cards representing different abilities, but there are great restrictions on their use. However, dark creatures have emerged in droves, and the dusty door to the world of the dead has also been opened. Just relying on the restricted abilities of a deck of playing cards, how can he face all the upcoming crises, and how can he maintain a peaceful life under the crisis?