In a world teetering on destruction, humanity's only hope is becoming stronger in a mysterious tower offering four modes: easy, normal, hard, and the brutal "alone mode." Kang Taesan, despite choosing the ea...

Zero experience points, shy and pure patissier Erio and Kai, a writer with a mysterious past. Kai is a regular guest at Erio's shop and always messes with Erio, but they are soon drawn to each other... As w...

Yoshida is a young man who aspires to become a university professor. It's the final stretch before he enters the workforce, but there's only one subject he has a problem with: mathematics. He has always abho...