Main character: a male superhero called Dr. Oscillator, civilian name Oscar. He is in his late 70...

Main character: a male superhero called Dr. Oscillator, civilian name Oscar. He is in his late 70s, friendly intelligent face, light wrinkles, short slightly messy grey hair, normal build. Superhero suit: dark blue skintight suit with glowing cyan lines and a stylized atom emblem on his chest, futuristic belt with small gadgets, glowing cyan wrist devices and boots with small glowing rings around the ankles. Setting: European city, lake with ships, thermal bath, cozy comic shop."