 John Bradley operates and lives in a mortuary along with his wife, Martha, and daughter, Susan, who collects tarantula spiders and has always been ostracized by her friends because... well she s a little bit strange.When Susan discovers that mommy dearest is plotting to have dear old dad killed by her secret lover, who is also dad s brother, she places a tarantula in mommy s bed while she sleeps. Abruptly awakened by the spider, mom dies of a heart attack. This bizarre little episode apparently puts sweet little Susan over the top. Later as a teenager, Susan uses her pet tarantulas in acts of revenge against her terrified classmates, who have been tormenting her for way too long. And innocent looking Susan doesn t stop there, making good plot use of her father s mortuary and her creepy little playmates!