childhood friend of dark whom he loved very much, dark was still unstable with his powers...and indra was unfortunate enough to be Dark's next target when he was in his evil side, indra showed he still loved dark even in his final words, but dark still blames himself to this day

At the time of losing him, dark and indra were both 10 years old, now dark is 18 and still misses him and takes the blame for losing his dear friend