So here is the gameplay of one of the many Undertale Fangames, "Dont Forget" which deals with what happens after the True Pacifist route, if you wish to play...
Voltron Legendary Defender EP1 → sm30159230 Asriel x Frisk → sm30119436 [Undertale] Living Situation - Jennifer Parisi → sm29839328[Undertale MV] Sans x ECHO...
Voltron Legendary Defender EP1 → sm30159230 Asriel x Frisk → sm30119436 [Undertale MV] Sans x ECHO - v0idless → sm29809346 [Undertale] Stronger Than You (Cha...
[Undertale MV] Sans x ECHO - v0idless → sm29809346 [Undertale] Stronger Than You (Chara Response) - MirfelKraft → sm29802475 [Undertale] Living Situation - J...