During a critical childbirth, the Prince Consort suffers dangerous labor complications due to carrying a Demon Bird embryo, which drains the Queen's Phoenix blood and threatens her cultivation. Despite warnings, the Queen sacrifices half her life force by injuring her heart meridian to save her husband and secure an heir. The Prince Consort acknowledges his unworthiness but is reassured by the Queen’s unwavering support. After the birth of their child, an unseen threat plans to switch the eggs while the Queen is unconscious, foreshadowing future turmoil.