Lena Tame saves Markiplier from a terrible accident which leads to them becoming good friends. Together, they make YouTube videos, host livestreams and occasionally go out for dinner. During their time together, something about Lena is revealed to Mark which opens a whole new chapter in his life and beliefs. However, this has also put Mark in a lot of danger with a certain someone from her past. Things gradually get worse as they spend more time together until they completely break apart and are separate by a wall that can never be broken. Who crosses the wall of no return and who pays the emotional price?

Nina and Zaku set off once again on another adventure with the Yogscast who have now become their family. Duncan and his new girlfriend makes plans to go to Russia to visit a long lost relative without knowing what's happening in Russia. This drags most of the Yogscast family on a dangerous trip to Russia and they discover something very unexpected. Zaku starts to go off on her own and the others are losing faith and trust in her which creates tension. Many mistakes have been made between the ex-RDAA members and some of them turn out to be fatal. Was teaching some of the Yogscast members a good idea or a big mistake? During all this chaos, love blooms which sheds a new light amongst the Yosgcast. But... The worst has yet to come. Are the Yogscast members prepared for what Russia has in store for them or will they crumble apart?

What if earth was launched into another ice age? Would you flee? Would you stand your ground? Would you lead? Would you follow? Would you die? Would you survive? Where will you be in 400 years?