As Emas, Mera, and Puti journey across Underland, they see how natural disasters are becoming worse and happening more frequently. Along the way, Emas starts to realise that perhaps not everything she has been led to believe is true. Are Yaksas more than just the enemy like Mera and Puti have always said? And how might they be connected to The Big Shadow, the menacing energy Emas finds lurking in The Mind Arena?