This probably explains why Lin Xue was initially rejected by the barrier of the City of Eternal Night.
Below the City of Eternal Night, there must be the remains of a deity whose legacy is to be inherited by the future City Lord. Since Lin Xue already possessed the legacy of the Grim Reaper, it was natural that she would be repelled.
However, as soon as Mu You thought of the Grim Reaper's Bloodline, he immediately remembered a conversation that had taken place in the Tomb of the Death God, where they had confronted the World Walkers. At that time, the World Walkers had said something to Red Sleeve.
Back then, Red Sleeve had complained that her fragment of Eternal Night was stolen, and the World Walker's response was, "No worries, once you obtain the Grim Reaper's Bloodline, the other cities in Sky City will be useless to us..."
