One shot. Supergirl Plus (+) The Power of SHAZAM! (Mary Marvel.)
Linda Danvers and Mary Batson end up on opposite sides of a very serious issue and only as Supergirl and Mary Marvel can they hope to resolve it.
Collected in Supergirl By Peter David Book One.
— Description from Comic Vine community (comicvine.gamespot.com · https://comicvine.gamespot.com/supergirl-plus/4050-30430/).
