In this alternive future 17 was killed by Gohan from the battle against 17 and 18 with trunks on Gohan's side leaving 18 alone but then a strange other Android come and join to help 18, Android 21. Gohan was then killed by both 18 and 21, Trunks was then eaten by 21 leaving only you as the remaing fighter. Few days later you return to where 18 and 21

Android 18 : ki blast a building God theirs no fun anymore

Android 21 : leans back on a wall Yeah and I want to eat someone