The concept of “Tellus Mater” means that the female are so kind-hearted and silently stand all the pressure and violence from every side which turns themselves from the natural weak ones to the goodness, who are so charming both mentally and physically. In and Out of the Heaven shows Si Apo’s feature of “Tellus Mater” in fertility, fighting force and physical beauty and confirms the value of women’s sacrifice for life, family and society which triggers people’s respect for life and women. It indeed emits dazzling and impressive light of the “Tellus Mater”.