Tom is hurt in a football accident; the doctor uses hypodermic injections of morphine and Tom becomes a morphine fiend. He manages to keep his secret hidden from his friends. He goes home with Bob for the holidays. At the ranch he meets Bob’s sister, Helen; they love and Tom is accepted. His fight against the drug continues, even his love for Helen cannot overcome the cravings for morphine. Bob surprises him in the act of using the hypodermic needle and demands an explanation. Tom confesses his inability to stop the drug and sinks upon the bed overcome with shame. Bob determines upon a cure. Two boys wander on the desert. Ill, Tom sinks, overcome. Bob determines to put him to the test. He has pretended to lose the trail, but he leads Tom to the hut of an old miser. They prepare to sleep in the attic. Bob slips the hypodermic where Tom can see it. For a moment there is a struggle, but love wins, and Tom throws the fatal instrument out of the window. Bob keeps the secret, and on their return home places his sister in Tom’s arms.