When a sinkhole appears under mysterious circumstances in the middle of the Black Rock Desert, the X-Men go to investigate - but little do they suspect that the phenomenon has connections to old allies... and enemies! Now, trapped deep underground in the sinkhole, Storm battles her claustrophobia while trying to find answers - and as natural phenomena tear appart the desert, the X-Men race to uncover the truth and dave their teammate! While some of the X-Men follow a lead that takes them to the Inhuman Queen Medusa,  Psylocke makes an explosive discovery of her own! Reliving history, can the X-Men find a way to win the day this time around - or are thy doomed to continue making the same painful mistakes?

Collecting X-Men (2013) #23-26

Written by G. Willow Wilson

Illustrated by Roland Boschi

Rated T+