Erlo Stegen emphasizes the necessity of choosing God as our only Master, warning against the dangers of accumulating earthly treasures and serving multiple masters, particularly money. He illustrates this with a powerful story of a woman who experienced a vision of hell, highlighting the urgency of soul-winning and the eternal consequences of neglecting faith. Stegen also shares a personal anecdote about a pet deer that was lured away by another love, symbolizing how distractions can lead us away from our devotion to God. The sermon calls for believers to confront their love for sin and to seek a close relationship with Jesus, who desires fellowship with us.