They both made their first appearance in Lower Hutt District court this afternoon dressed in white prison overalls.
Both men had support from family members and some were heard yelling out "I love you, son" and "you'll be all good, baby" from the public gallery.
A group was crying quietly through the entire appearance.
The 22-year-old man's lawyer, Geoff Fulton, said he would not apply for bail for the man until what was likely to happen with the case was more clearly determined.
Judge Peter Butler remanded the 22-year-old in custody for his next appearance on February 9.
Lawyer for the 20-year-old, Geoff Fulton, did make an application for bail.
However, Judge Butler said today was not the time to make an application for bail and remanded him in custody until his next appearance on February 14.
The reasons for denying the bail application were suppressed.
Police prosecutor John Miller said the investigation was still in its infancy and witnesses were still being interviewed.
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