We have to see such a step child as Krsna’s devotee, and treat him/her as such. Krsna indicated to Arjuna in the Padma Purana that those who serve His devotees are His actual devotees. So, we have to practice, and by Krsna’s mercy, we’ll perfect the act of caring devotees practitioners. Essentially, we have to go beyond the bodily designation and treat people as parts and parcels of Krsna.