The father of Aegle, Erytheia, and Arethusa was ‘Atlas,’ who stole the clouds along with Prometheus. Prometheus was Atlas’ older brother. In other words, these three sisters were Prometheus’ nieces.

“Uncle, uncle, have you been sleeping in the meantime?”

“Yes. I slept for nearly 500 years, Aegle.”

The three sisters of Hesperides gladly welcomed their uncle whom they met after a long time. Park Muyeol and I entered the Temple of Clouds under the guidance of these three sisters.

“You are originally a sleepyhead, Uncle?”

“You were also a sleepyhead when you were young, Erytheia. It is the same for you, Arethusa. Both of you slept the most.”

“I am no longer such a lazy person. Erytheia is lazy.”

“Arethusa is too! Bah—!”

The three sisters chattered as if they were enjoying the reunion with Prometheus. They seemed to have forgotten about Hercules. However, Park Muyeol was still anxious. “...Hey, is it really okay?”

“Ah, of course. Their...