Your ADC died in a team fight and says "surrender".

15 minutes into the game, whilst your team is behind by two kills and a tower. https://media.giphy.com/media/tlS09UvhdTQ1W/giphy.gif And your team surrenders anyway because they're still behind two kills 5 minutes later. https://media.giphy.com/media/glmRyiSI3v5E4/giphy.gif