Gangchan is a 27-year-old who’s always been teased for being shorter than average and looking younger than his age. But all that pales compared to the most painful thing—his inability to start a relationship with a girl... One day, he notices a tall, striking woman smoking in front of him and impulsively tells her to Stop Smoking. Little does he know, this moment will upend his quiet life, as he’s forced to welcome this intimidating neighbor and her equally troublesome housemates into his home in search of peace...