Memory Brew: Tales of Underworld is a captivating visual novel set in a creatively reimagined Chinese underworld. Players assume the role of Meng Po, the goddess of forgetfulness, tasked with helping various spectral clients forget their burdens through the brewing of special soups. Each character presents unique challenges, ranging from smoking habits to spoiled movie plots, showcasing a blend of fantasy and humor. The game is rich with imaginative storytelling and character designs that draw from traditional Chinese ghost and deity culture, making it a unique narrative experience.

The game features 18 classic levels along with 20 seasonal selections, offering a total of 38 levels of gameplay. The aesthetic, described as Chinese "underworld punk," combines vibrant visuals with a modern twist on traditional themes. Players can explore a variety of bizarre scenarios filled with humor and creativity, navigating through a colorful representation of the underworld that challenges the conventional notions of gloominess associated with it.