Synopsis: The Strongest Summoner Is a Thirty-Something Guy: The Other World Domination of a Card Gamer Whose Cards Were Disposed of by His Parents

Kamifuda Sosaku, a card gamer who, even at 30, continues to enjoy the same otaku lifestyle he had as a child. While his fellow otaku friends progress through various life stages, leaving him isolated, his mother sells off his precious collection. Before he can even process his despair, he’s suddenly transported to another world.