"Ah" "Ah" A common household scene [toilet timing overlap]. "Mom, you go first." "Oh, I'm sorry." The son lets his mother go first and casually waits outside the door. Then, in the suddenly silent hallway, he hears the sound of urination leaking from inside, "Shaaah... drip-drop...". Embarrassed by the sound of his mother urinating for the first time, yet somehow compulsively eavesdropping and getting excited, the son realizes that he has developed sexual feelings towards his mother...
