s/he finds us (you and me)

s/he finds you [plural]

we (you and I) find her/him

you [plural] find her/him

s/he is going around us (you and me)

s/he is going around you [plural]

we (you and I) are going around her/him

you [plural] are going around her/him

s/he finds us (but not you)

we (but not you) find her/him

s/he is going around us (but not you)

we (but not you) are going around her/him